On Tue Mar 31 21:59:46 2009, Philipp Hancke wrote:
Dave Cridland wrote:
[snip]
But then there's responsibility - right now, it's inarguably your
local server which enforces who gets your presence,
From a different point of view:
It is your server which controls that I get presence from you.
This makes it necessary for my server to check that you are
authorized
to send me presence - per stanza.
Offloading the distribution to my server enables my server to
determine
if I am really interested in your presence - once per session for
any
mcast stanza. And if you want to spam me, you have make my server
believe that I am interested in you.
I think directed presence breaks your assumption, there. Your client
has to decide whether an unsolicited presence is worth displaying or
not, surely?
Dave.
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