1) Yes, to some extent. Ultimately we are perhaps more focusing on users dumping files on the devices and then accessing them through Tracker than having to "go on managing" them all the time. I don't think that managing is a satisfying or fulfilling use case, consuming them is.
2) Yes, to some extent. No, it's not a PSP or a Nintendo DS. Just the hardware doesn't make something a good gaming device (just ask the Gizmondo guys, for instance.
It's a chicken and egg -problem: I personally don't know of a massive library of great games available for the N810.