There haven't been any i18n deployments lately. Whether this tells
that we are better at avoiding critical bugs or just temporary luck, I
don't know.
Having said that, something slipped past our test and broke the
ability to change message group states. I'm planning to backport
https://gerrit.wikimedia.org/r/26765/ which fixes it.
Time is the usual 09:00-10:00 UTC (02:00am-03:00am PDT).
-Niklas