Let me take a look at numbers with Leif. I'm sure we can get the break down of Sync and FxA by release version. My hope would be that we can cover more than 98-99% of users by just supporting the last ESR. (maybe wishful thinking but worth checking)
-- Alex Davis // Mountain View Product Manager // FxA & Sync (415) 769-9247 IRC & Slack: adavis On Thu, Sep 14, 2017 at 8:49 AM, Mark Hammond <[email protected]> wrote: > :thumbsup from me. > > On 14/9/17 7:36 AM, Shane Tomlinson wrote: > > Firefox 29 is the first version of Firefox desktop that used Firefox > > Accounts > > to sign in to Sync [1]. Firefox 29 was released on April 29, 2014. > > > > In the nearly 3.5 years since Firefox 29 was released, Firefox has aged > by > > 26 full releases. Perhaps surprisingly, FxA still officially maintains > > and supports sign in to Firefox 29. I just tried to make sure I wasn't > going > > to have to eat those words. It works. Yay us. > > > > The thing is, as FxA adds more features that are only supported on > > Fx >= version N, maintaining support for these old browsers is becoming > > increasingly complex, time consuming, and expensive. Our full functional > > test > > suite now takes an hour to run, many of the tests are for browsers which > > have > > been unsupported by Mozilla for some time. > > > > I propose we purposely lose some of the extra baggage by officially > dropping > > support for Firefox <= current ESR - 1. Why current ESR - 1? Well, > Mozilla > > officially supports Firefox back to ESR. There are a bunch of companies > > that > > lag behind even that, and since we are a nice group that doesn't like to > > anger > > folks, we'll support 2 full ESRs. Current ESR is based on Firefox 52. > The > > previous ESR was based on Firefox 45. We'd officially support down to > > Firefox 45. > > > > For users that try to sign in to FxA on these old browsers, we could > > show some > > nice screen that says something along the lines of "Hey, sorry to do > > this to you, > > but your browser is really really behind the times. For your own safety, > > here's > > a link the latest and greatest." > > > > Thoughts? > > > > Shane > > > > > > [1] - https://www.mozilla.org/en-US/firefox/29.0/releasenotes/ > > > > > > _______________________________________________ > > Sync-dev mailing list > > [email protected] > > https://mail.mozilla.org/listinfo/sync-dev > > > _______________________________________________ > Dev-fxacct mailing list > [email protected] > https://mail.mozilla.org/listinfo/dev-fxacct >
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