It's rather obvious that you're not really in the target audience for these devices. You seem to want a device much larger than a NIT. A weblet or UMPC seems much more suited to your needs. Buy one and move on.
1. I want 5 inches, baby! I don't care where the present buttons go, get rid of them, move the speakers somewhere else and, without changing the form dimensions (much?) changing give me as much screenspace as possible. For anyone using this thing for web browsing, you're likely to be spending a lot a lot a lot of time playing with the zoom and scrolling. Frankly, I'll be looking at the EEE pc (even the 7'' 4G which probably drop in price with the intro of the 900, 910 and 1000 (not to mention the other cheap ultraportables aout to hit the market).
OMAP3