I checked the manual again, without success unfortunately.
Yeah, no precise description, sorry, I try again:
on this view:
I want to stay and when a new mail arrives into on of those boxes, I
want that mutt updates the size of the folder there, so I see: 'oh, new
It would also be great when mutt scans the boxes automatically
periodically in this 'view'.
Then I can enter the box do the work and go back into this 'mailbox-view'.
(o_ It rocks: LINUX + Command-Line-Interface