Earlier quoted context omitted.
I've moved to Mutt/OfflineIMAP on most every machine I own, and it's worked remarkably well. It's a CLI app, yes, but it outshines Thunderbird (and most other GUI clients, for that matter) in a number of ways: - FAST. Mutt lets you process thousands of messages in short order. Mutt is directly responsible for helping me dig out of a 50k deep email hole brought on by years of GMail's approach (archive, never delete) i…
How well does mutt work with multiple accounts though? Last I saw it seemed more cumbersome than Alpine for that.
Some quick googling[1] makes it look like you indeed do that first thing, and then set up a hook to load a different configuration file when you enter the folder for a different mailbox.
[1]: https://www.df7cb.de/blog/2010/Using_multiple_IMAP_accounts_...