Detailed analysis of the Mozilla extension outage shenanigans from earlier this week. Written by Mozilla.
Notes:
Second, we need a mechanism to be able to quickly push updates to our users even when — especially when — everything else is down. It was great that we are able to use the Studies system, but it was also an imperfect tool that we pressed into service, and that had some undesirable side effects.
Im glad they noted this bit.