Hey Cameron,
thanks for all your support over the past decade and all the best for
your new endeavors. It has been a pleasure working with you and I always
honored and learned a lot form your well-thought-out comments and
suggestions. Great to see you leverage these skills for docs in the
Folks,
we have seriously discussed this over and again to the point of boredom.
Still, I am happy that the topic comes up again and again because it
shows that people are alert. Good.
Having said that, we need to be as precise as possible in our terms and
definitions. Every now and then this
Folks,
if we want to compete then we have to play the game. Party is great but
the money is not in the party and fun part. The money sits in large
corps and governments. Folks coming from there are not expected to party
or hang out and have fun. They are expected to see the bleeding edge
Folks,
every now and then terms used in discussions get a bit fuzzy resulting
in misunderstandings. We need to be very clear in our wording to avoid
this.
There are two terms describing the open and free approach:
* Open Source (mostly a development model)
* Free Software (mostly a
week in Bonn!
Have fun,
Seven (aka Arnulf)
On 04.08.2016 08:10, Venkatesh Raghavan wrote:
> Hi All,
>
> Please note the time and location of this year's OSGeo AGM in Bonn as below
> 25 August @ 17:30 in the plenary Chamber
>
> It would be great to have volunteers from local ch
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 22.06.2015 21:49, Jorge Sanz wrote:
2015-06-22 21:14 GMT+02:00 Vasile Craciunescu vas...@geo-spatial.org:
Sure, actually I was about to ask the board if such a survey make sense
before the elections and then to shape up the questions together.
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hey Charter Members,
this year the elections are electronic - thanks for the great work to
Jorge and Bart and who else might have been involved!
This is just a reminder that as a Charter Member you should have
received an Email with the subject:
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
there always was a lot of discussion and different opinions about how we
manage OSGeo membership.
This usually happened when the elections process had already started.
After the fact everything quieted down again until - same procedure as
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
Jorge Sanz kindly reminded us that after GIS Day logically follows the
PostGIS Day. I'd say this is worth a few tweets and next year we might
even want to make this a little bigger event (I always seem to forget to
prepare in time... :-).
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
apparently some lists still have the monthly password reminder active. I
remember that there was general consent that we should turn these off.
But Mailman does not have an option to do this for all lists at once (or
/me too dumb to find the
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Maning,
absolutely, we are happy to. This is the whole point (well, at least
one important aspect) of the Journal. We do good things around Open
Source, Data and Education and we should also talk about them. The
Journal helps to spread word and get
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
I really like the idea of the round table but changed some wording to
amend the expectations for it. This was mainly to the effect of
avoiding up front misunderstanding which invariably over the past
years lead to unnecessary friction.
The
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi Jachym, Jeff,
thanks for the link to the logs, update and comments, this is a
valuable source of information for the community. I hope you can keep
this up (and please if anybody else thinks this is useful, why not
comment on it too. I know from
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
I support whatever the program committee comes up with. If they want
to have a blind review and not have names there, great. If it does not
work out the next committee can do it in a different way.
This is not to cut off the discussion which I
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 11/14/2012 11:37 PM, Noli Sicad wrote:
Hi,
As I am been reading about this GIS Day.
http://www.gisday.com/ http://www.gisday.com/supporters.html
It is ESRI Agenda :-).
I am thinking that probably OSGeo could come up with another day
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
we discuss this every year but it never happens. So I picked it up at
yesterday's UK Local Chapter meeting to start an outline based on what
we did over the past years. Once we have a framework I'll ping this
list and then move the thread to OSGeo
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
one item on the OGC Architecture Board meeting agenda today was to
look at this web site:
http://open-stand.org/principles/
- From my perspective the principles listed here are very much aligned
with our goals and nicely worded. So my
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Dear OSGeo Charter Members,
this is the last reminder that the election period will end in one day
(depending on where you are)!
If you have not yet voted or did not receive a confirmation email we
recommend that you send in your votes now [1],
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Dear OSGeo Charter Members,
this is a reminder that the election period will end in less then
two days (depending on where you are)!
If you have not yet voted or did not receive a confirmation email we
recommend that you send in your votes now [1],
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Dear OSGeo Charter Members,
this is a reminder that the election period will end in less then
two days (depending on where you are)!
If you have not yet voted or did not receive a confirmation email we
recommend that you send in your votes now [1],
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Dear OSGeo Charter Members,
this is a reminder that the election period will end in less then
three days (depending on where you are)!
If you have not yet voted or did not receive a confirmation email we
recommend that you send in your votes now [1],
On 07/31/2012 12:57 PM, doug_newc...@fws.gov wrote:
Hi Folks,
Hi Guys,
I agree totally with everything that has been said. I don't have a
problem with using multiple applications to conduct my GIS work. I do
all the time.
I suppose the issue is what the purpose of the Atlas will be. To
On 07/31/2012 02:48 PM, julia harrell wrote:
I did not suggest that *all* the maps would not be as 'pretty'. I
said that even if *some* of them weren't as pretty, that they'd still
be superior products if they included information on how they were
created and the design principles used, etc.
On 07/31/2012 02:14 PM, Mr. Puneet Kishor wrote:
On Jul 31, 2012, at 8:49 AM, Seven (aka Arnulf) se...@arnulf.us
wrote:
Btw: OdbL will be a great enabler for this because it requires to
maintain this breadcrumb track when publishing the results.
Confused as to how ODbL (http
Cameron,
OSGeo is globally active and there are no rules that members have to be
located in a specific region in order to become a Member, Charter
Member, Director or to be active in any other role.
Board,
this is a request from a potential new director asking two questions he
would like to get
Folks,
we have been requested to move our discussion under it's own thread.
We can do even better than that because we already have a mailing list
in place and 328 members subscribed. But only four mails have been sent
through this list in the past year and none since December 2011 which
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 28.07.2012 05:44, Andrew Ross wrote:
On 27 July 2012 18:43, Markus Neteler nete...@osgeo.org
mailto:nete...@osgeo.org wrote:
On Fri, Jul 27, 2012 at 3:08 PM, Andrew Ross
andrew.r...@eclipse.org mailto:andrew.r...@eclipse.org wrote:
On 07/27/2012 10:06 AM, Mateusz Loskot wrote:
Hi,
Can someone explain me what is this Seconded by
and Support by feature listed next to the Board nominations [1]?
Is this an element of any formal procedure or it's some kind of elevator
pitch?
[1]
On 07/27/2012 11:45 AM, Mateusz Loskot wrote:
On 27 July 2012 05:55, Alex Mandel tech_...@wildintellect.com wrote:
This is a really interesting debate. Reading the links provided it also
appears to be a mixed bag about acceptance of LGPL of various firms and
I'm also sure many of us can name
On 07/26/2012 01:09 AM, Michael P. Gerlek wrote:
I would like to nominate Nicolas Bozon for the Board.
Although I have never met Nick in person, I have read his
contributions to the discuss and board lists over the past year or so
and feel he'd be a valuable addition to the team.
I'm sure he
Folks,
I would like to nominate Jachym Cepicki as director for the board of OSGeo.
I know Jachym personally for several years and have been impressed with
his great work in the Open Source community in general and especially in
the Czech Republic and surrounding region. He has chaired and helped
Haha,
I really messed this one up for good. Thanks Markus and Eli for pointing
out that I first I got the nominee's name wrong (y instead of i) and
then I moved the Czech Republic to Central Asia.
My apologies (must still be still dazed and confused from travelling
with donkeys in Tajikistan and
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
I strongly support the nomination of Frank Warmerdam. He has proven to
be an invaluable resource on the board of directors. His ability to
quickly and thoroughly understand and analyze complex issues is pretty
unparalleled. Amazingly he can apply this
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 07/24/2012 06:50 PM, Stefano Costa wrote:
Il 24/07/2012 19:30, Ravi Kumar ha scritto:
But now I feel this reduces the chances of voting to a worthy
member competing for the board. At the same time it might be
rude not voting to any other if
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
maybe this short blog [1] helps to get an idea about what to expect
from a good OSGeo director. And maybe you can then recognize yourself
in one of those areas of work and would like to give it a try?
Cheers,
Arnulf
[1]
Dear OSGeo Community, Charter Members,
I want to nominate Daniel Morissette for the OSGeo board of directors.
I have been working with Daniel for many years and he is one of the most
trustworthy and consistently productive people I know. He has always
proven to be highly sensitive to community
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi Sanghee,
thanks for submitting this event. This is another good opportunity to
support the Asia region. I was at last year's AGF in Jakarta and very
impressed with the broad set of Open Source based applications
presented there.
The event is now
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
OSGeo Members,
the OSGeo Board Election for 2012 has begun. The next stage is the
nomination of candidates for the board. Board membership is for a two
year term, and half the Board is refreshed each year. This year there
are five seats up for
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
the nomination period for new OSGeo Charter Members ended yesterday.
A big Thank You to all who actively contributed by nominating
candidates and supporting their nominations! Another big Thank You to
all candidates for representing their
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Tom,
the right place to ask for this is the SAC mailing list. After having
confirmed that this list makes sense please file a ticket there.
Someone from SAC has to confirm that this list makes sense, I herewith
do this. Please create the ticket and I
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
every now and then private mails end up on this list because it is
still set to automatically Reply to List even although this is not
recommended. Reply to List is my personal favorite because I never
think much when hitting reply and always
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Stefan,
thanks for bringing this up, this page really needs an update.
It is probably helpful to also ping
http://lists.osgeo.org/pipermail/fdo-internals/
or
http://lists.osgeo.org/mailman/listinfo/fdo-users
for this kind of request (done).
FDO
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 24.11.2011 23:40, Mark Lucas wrote:
Daniel,
There is no disagreement that it would be good to coordinate and work
with other local chapters - that is certainly in our thinking.
To keep it simple and focused, we are not proposing any formal
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 17.11.2011 03:54, Daniel Morissette wrote:
On 11-11-16 09:36 PM, Helena Mitasova wrote:
I would like to express my support for Martin's nomination.
[...]
... so he would be great to have on
the conference and education committees.
Nothing
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Frans,
you can get all my presentation in editable ODF from my web site.
http://arnulf.us/Publications#2011
Cheers,
Arnulf.
On 17.11.2011 04:42, Frans Thamura wrote:
thx venka.
intersting movement in GIS world :)
openstandard, opensource
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
I have the honor of nominating Maning Sambale [0] from the Phillippines
as new OSGeo Charter Member.
Maning works in a research institution [1] in the Philippines and is
involved with environmental research with local marginalized
communities.
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
I have the pleasure of nominating Mr. Sanghee Shin [1] [2] from Korea as
new OSGeo Charter Member.
Sanghee has come a long way with Open Source, first using GRASS during
his studies, later coming back to image processing and now using,
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 07.11.2011 12:20, Anne Ghisla wrote:
On Mon, 7 Nov 2011 08:05:05 +1100
Bruce Bannerman b.banner...@bom.gov.au wrote:
For those who haven't seen this.
If you have the time, please take this survey. The results will be
very useful.
Hello
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
just to make sure: Anybody is entitled to nominate, second and support
the nomination of OSGeo Charter Members. You do not have to be in any
way officially entitled by OSGeo to nominate folks.
Plus I want to stress that we need nominations from
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Razy,
it might be more helpful to ask this on the Education mailing list.
There is quite a lot of material in our searchable database [1].
And you might want to check out our Wiki [2] - it is a bit confusing and
chaotic but once you find yourself
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
On 02.10.2011 12:50, Carsten Troelsgaard wrote:
Jeroen, it looks very promising - I look forward to delve on it and will
surely keep it for further reference.
Arnulf, the osgeo page has links to projects. The tab/ web mapping has
an array of
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
it is probably not very helpful to ask Tyler about the future direction
of OSGeo because he is busy looking for a new job and after his family
and newborn.
But please ask questions on this list or - if you explicitly address
them to the board -
On 09/14/2011 11:02 PM, j...@geoprism.ca wrote:
Anyone interested in working towards the formation of a Yukon OSGeo
chapter are encouraged to visit the Yukon page on the OSGeo wiki. We're
already two members strong! Depending on the membership and severity of
the winter winds, we intend to
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Dear Members of OSGeo,
we will have our OSGeo Annual General Meeting on Friday, September 16th
from 4 to 5 pm in the Grand Ballroom, right after the Closing Plenary of
the conference. The AGM will be a firework of lightning talks by the
Local
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Michael,
feel free to bring up this topic on the board list which is open to the
public. I would be interested in understanding more about how OSGeo
could become involved in this in a sort of repeatable manner. If you
have more concrete ideas just add
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Regina,
I would have very much appreciated to have you on the board of
directors. So I am sorry to hear that you stepped back from nomination
but at the same time respect your decision. It would be great if
everybody were so considerate about timing
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Jachym Cepicky wrote:
Hi,
I know, this comes late, but is there still request for organization
proposal of foss4g in 2012 ?
Jachym
Jachym,
the time ran out a few hours ago [1] but if you send your proposal the
other way round the world and hope
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Folks,
we have a stub about licenses for educational material in our Wiki, feel
free to update it to reflect our current understanding of the issue.
http://wiki.osgeo.org/wiki/Licenses_for_Education_Material
Best regards,
Arnulf
Hamish wrote:
* I
On 06/09/2011 10:35 PM, Tyler Mitchell wrote:
Hi everybody, I've been working on an idea to start a Media
Sponsorship opportunity for OSGeo. We already do this same idea for
FOSS4G each year, so why not try it for the organisation in general?
I already know of a few media companies that would
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Jody Garnett wrote:
If I can put in 2 cents for something that seems to have been missed:
supporting open source development.
I know developers are mostly self motivating; but just like target
areas devoted to use it would be good to see some
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Simon Cropper wrote:
Tyler,
On 13/05/11 05:30, Tyler Mitchell wrote:
Even from this perspective it shows a very strong support for the
academic idea, with Government in second. Then Open Standards and
Open Data.
It would be interesting to
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
maning sambale wrote:
Dear everyone,
We are planning to start the osgeo local chapter in the Philippines.
I've been reading up on the osgeo wiki related pages. But it would be
great for the established chapters to share here their own
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Hi,
I would be interested in contributing to this introductory day. We have
been doing this in Germany since 2003 with great success. I could
imagine to give a talk about Open Source, Free Software, associated
concepts and the business modles around
,
Angelos
On Wed, Apr 20, 2011 at 1:49 PM, Seven (aka Arnulf) se...@arnulf.us wrote:
Angelos,
congratulations to this first release. It is always good to have diversity.
It would be great if you could also provide a demo site for people to
look at and try out some features (obviously
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Angelos,
congratulations to this first release. It is always good to have diversity.
It would be great if you could also provide a demo site for people to
look at and try out some features (obviously this is somewhat difficult
with a service
.
On 04/13/2011 09:42 PM, Markus Neteler wrote:
On Wed, Apr 13, 2011 at 9:02 PM, Seven (aka Arnulf)se...@arnulf.us wrote:
Folks,
as discussed on IRC we have further developed the article on Open Source and
Open Standards:
http://wiki.osgeo.org/wiki/Talk:Open_Source_and_Open_Standards
It would
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Felipe,
congratulations and thanks for this, looks like a great magazine (from
the little that I actually understand...).
It is nice to see that some OSGeo resources are reused including Wiki
and graphics. This is what OSGeo set out to do, support
Puneet,
thanks for posting this.
All,
this is perfect timing to further our own understanding on openness. We
are working on this from several ends and as we do, notice that there
are many different takes on openness. There are for example noticeable
differences in how the OGC uses the term
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Paolo Cavallini wrote:
Il giorno mar, 08/03/2011 alle 08.28 +0100, Jorge Gaspar Sanz Salinas ha
scritto:
I wouldn't suggest google code as a repository unless you don't care
about people living in USA embargoed countries. Google apply USA
export
Folks,
I added another agenda item which I believe is really important. Thanks
for Tyler and Jorge to remind us! We have an anniversary tomorrow. Five
years ago OSGeo was born in it's current incarnation. Since then we have
served the vision of promoting and supporting Free and Open Source
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Ravi wrote:
Where can I download this presentation of Arnulf. This is not on FOSS4G2010
site !
APPLIED SDI IN GERMANY - COMPLYING WITH INSPIRE
Ravi,
unfortunately there is no slide set because my performance was live and
based on 100% online
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Peter Batty wrote:
Hi everyone,
Please take a moment to review our contenders for the FOSS4G 2011 logo, and
vote for your favorites. More info at
http://geothought.blogspot.com/2010/12/help-us-choose-logo-for-foss4g-2011.html.
Thanks,
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Cameron,
thanks for your initiative. Let me add a few notes to reconsider about
*how* we want to go about this.
Marketing is an OSGeo service for it's projects. Adding the proposed
requirements as criteria to pass Incubation feels a lot more like a
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Tyler Mitchell (OSGeo) wrote:
Hi everyone,
We should all be recovered from the FOSS4G by now and since so many of us
enjoyed meeting together I wondered if a virtual meeting might be of interest
to others on the list.
Would anyone be
This might be too far off the original idea... But: It might be
interesting to look into a more disconnected way of managing
geospatial data with the Web. As in having servers advertize latest
changes in geometry and attributes using GeoRSS and clients picking
these up and integrating them
Venka,
thanks for the feedback. Ideally you would also add this to the Lessosn
Learned page in the Wiki [1] to be considered at the next conference.
Conference Committee,
it would be great to compile all our experience into a comprehensive
conference manual. We did this for FOSSGIS in Germany
On 09/15/2010 08:23 PM, strk wrote:
On Wed, Sep 15, 2010 at 06:38:22PM +0900, Venkatesh Raghavan wrote:
g) Was not particularly amused by keynote speaker putting out
his cap and a great guy running to the stage to put coins.
Now _this_ is something I'd have loved to be there to see.
@guy
On 09/12/2010 05:12 PM, Ari Jolma wrote:
Where to, OSGeo?
I've seen, heard, and discussed now twice Tyler's (Tyler Mitchell, OSGeo
CEO) presentation on OSGeo strategy. First in Nottingham in June and now
in Barcelona. The presentation is a mind map, and it introduces the
phases organizations
, as a representative of the Atlantic Canada chapter
(http://wiki.osgeo.org/wiki/Atlantic_Canada_Chapter).
-jeff
Seven (aka Arnulf) wrote:
Hello,
we have created a new mailing list for Local Chapters. If you are a
liaison officer of a Local Chapter or interested in creating one then
please hop
. Not a official representative but involved in
some of the local chapters in Asia.
Venka
On 2010/07/08 5:48, Jeff McKenna wrote:
I am also subscribed, as a representative of the Atlantic Canada chapter
(http://wiki.osgeo.org/wiki/Atlantic_Canada_Chapter).
-jeff
Seven (aka Arnulf) wrote:
Hello,
we have
on there.
Best regards,
Arnulf.
[1] http://wiki.osgeo.org/wiki/Spanish
On Thu, Jul 8, 2010 at 3:52 AM, Seven (aka Arnulf) se...@arnulf.us
mailto:se...@arnulf.us wrote:
Hi Jeff,
thanks for joining. Lets see what this will be about. Lot of new
folks coming by the OSGeo booth at AGIT
Hello,
we have created a new mailing list for Local Chapters. If you are a
liaison officer of a Local Chapter or interested in creating one then
please hop on this this list:
http://lists.osgeo.org/mailman/listinfo/local-chapters
It is intended to allow for a dialog on what Local Chapters are
On 07/05/2010 06:46 PM, Joanne Cook wrote:
Dear All,
I'd like to set up an IRC channel for the UK chapter, and looking at
the wiki it would seem best to set one up on freenode. Having very
little experience of IRC the information on the freenode site seemed
quite hard work. Do we need to go
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Cameron,
this should be tied directly to the project overviews / info sheets [1]
that are already available on the OSGeo website and should be
maintained by the projcets themselves. Tyler has provided really nicely
layouted templates to do just this.
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Markus Neteler wrote:
On Tue, Apr 6, 2010 at 6:50 AM, Cameron Shorter
cameron.shor...@gmail.com wrote:
Percy,
To start the ball rolling, I've created a wiki page for a desktop comparison
here:
http://wiki.osgeo.org/wiki/GIS_Desktop_Comparison
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Christopher Schmidt wrote:
On Fri, Apr 09, 2010 at 10:16:52AM +0200, Seven (aka Arnulf) wrote:
Markus Neteler wrote:
On Tue, Apr 6, 2010 at 6:50 AM, Cameron Shorter
cameron.shor...@gmail.com wrote:
Percy,
To start the ball rolling, I've created
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Cameron Shorter wrote:
I'm giving a presentation on GeoSpatial Open Source at the international
Surveyors conference here in Sydney.
http://www.fig2010.com/
I'd like advice on what use cases and Open Source packages I should
focus on during the
87 matches
Mail list logo