The old publish function introduced in 2.1 still needs a refectoring or perhaps should be removed and put into another software: Webnomad
The new publish function introduced in 2.1 needs a refactoring.
Mutt hangs on imaps:// connections timeout (peek) this is really a mutt problem, one way to solve it would be to mirror maildirs locally in tmp. But then that would not be a peek anymore...