Post by @jac
On the subject of being a serial, persistent experimenter, I thought I had completely broken my precious, embryonic #LittleFedi instance by trying to configure Postfix for email notifications.
I had LittleFedi backups but that was worrying so that's absolutely last time I mess about with DNS on this domain.
@andyc@yakshaving.social Ah, the times I've "fiddled" with things I know have a high chance of leading to disaster.