After updating to beta6, we discovered on our instance quoting was broken on mobile devices.
Steps to reproduce:
try to quote text, the text highlighting is visible for a short time and then disappears
try to highlight the text again, highlighting it works, but the quote only contain a single word (the first word marked for the quote)
See a video:
It was confirmed on latest Bromite (Chrome fork) and latest Firefox on android, in safe-mode. Disabling the newly introduced fast edit feature doesn’t change anything.
We had a bug in this space for about a day or so around Thursday/Friday last week. That issue has since been fixed, that’s why you cannot repro on meta. A rebuild should fix it on your site as well.