This will prevent a user with a large number of posts from negatively affecting performance of the outgoing federation queue if they delete their account.
This fixes a race condition bug where keys could be regenerated
post-federation, causing activities and HTTP signatures from an user to
be dropped due to key differences.
Mark Felder
Hélène
Sean King
Haelwenn (lanodan) Monnier
lain
Alexander Strizhakov