As a daily driver, it has failed me repeatedly by losing messages - a known issue when multiple messages come in. Recently, too, I've lost all the data in MyDocs.

I do, however, use it as a daily driver when in a particular country, as I don't like switching SIM cards. But then I know that I won't be making many calls and any SMS are not critical.

A most recent use was in a prank. I used the megaphone app to pick up my voice, and connected the N900 to a bluetooth speaker that in a colleague's office behind a wall. Helloooooo...