On Thu, May 06, 2021 at 06:58:08PM +0200, to...@tuxteam.de wrote: > No. What the MUA is trying to do (see my other mails) is to create > and delete lock files. That's why it wants write access to the > mail spool directory. > > There is a mode for mutt where it actually uses a setgid helper > program.
Good old dot-locking. We just had another thread about this one. :-) So, yeah, that's one of the big arguments for mailboxes being in user home directories instead of a single global directory.