Displays a few of the major FILTER features of OPERA.
* Label filtering
* Contact filtering
* Search filtering
All filters are performed immediately ala Itunes Browser, and are performed over ALL folders
The filters can be viewed in different ways.
* you can still adapt sorting
* you can stil filter on date (only last week..)
* you can even display the threaded view
All this makes it a very powerfull tool to follow up mail CONVERSATIONS iso single emails.
Even Gmail could learn from this approach.