4 ms·Don't panic until the last Firefox ESR to support MV2 expires. You can panic then, powerusers.by catlikesshrimp 1y agoDon't panic until the last Firefox ESR to support MV2 expires. You can panic then, powerusers.5- 1y agofirefox continues to support mv2 alongside mv3 and has no plans to the contrary as far as i know.ls612 1y agoI think that the concern is more that without Google money Mozilla likely goes bankrupt and Firefox development ends.