> - For the above reasons (short time, relatively small number of users), I am > not too concerned that large numbers of web developers are going to have been > detecting our "Tablet" string, or that this will lead to frustration at our > "ever-changing" UA.
Agreed that major fallout is unlikely - do we have a list of the most heavily used mobile tablet sites to verify that this change will not cause severe web regressions though? > - This decision is going to be widely publicised so that any necessary sirens > can be set off, to make sure everyone who might be affected is aware. When do you expect to have a final comms plan (blog posts and necessary TE)? Thanks! -Alex On Dec 18, 2012, at 8:03 AM, Gervase Markham <g...@mozilla.org> wrote: > Hi everyone, > > After taking all input into account, I have decided that we should drop the > "Tablet" token from Fennec's UA on tablets. This is what Android browser and > Chrome do, and corresponds to option D) of my original options. So for > non-"Mobile" devices, it would be: > > Mozilla/5.0 (Android; rv:12.0) Gecko/12.0 Firefox/12.0 > > We should be aware that we _may_ in the future need to add "Touch" on Windows > 8 Metro only, if developers start detecting it in large numbers and > consequently sites start breaking. We should write up on MDN and publicise a > document of best practices in detecting and using touch events cross-browser, > to try and make that less likely. > > It's relevant to note that, according to recent ADI data, Tablet users make > up about 25% of Fennec installs, for a total of about 388,000 ADIs, so > perhaps a million users. (Thanks to Anurag Phadke on the Metrics team for > getting the data for me here.) > > To elaborate on some points people may ask about: > > - We would therefore use "Mobile" on devices where we thought a mobile > experience should be the default, and the desktop UA where we think a desktop > experience should be the default. At the moment, opinion seems to be that > phones are "Mobile" and tablets from 7" up are not, but we have the > flexibility to change that view later. > > - Given the short time this token has been in use, and the small number of > Tablet Fennec users (relative to e.g. desktop), we don't expect significant > compatibility problems. The speed we deploy this change is a trade-off > between "minimising the number of browsers with the old UA" and "making sure > we can detect any compatibility problems". So therefore the exact timing and > train schedule of deployment of the change would be a matter for the > release-drivers. > > - For the above reasons (short time, relatively small number of users), I am > not too concerned that large numbers of web developers are going to have been > detecting our "Tablet" string, or that this will lead to frustration at our > "ever-changing" UA. > > - This decision is going to be widely publicised so that any necessary sirens > can be set off, to make sure everyone who might be affected is aware. > > Lastly, I'd like to apologise for putting "Tablet" in in the first place. > That was my call, and it was a mistake. > > Gerv > _______________________________________________ > dev-platform mailing list > dev-platform@lists.mozilla.org > https://lists.mozilla.org/listinfo/dev-platform _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform