+Dual core processor (2x500+)
+More and faster RAM
+More tactile keyboard with Arrows
+Longer life battery
+Editable, dedicated face buttons with D-Pad
+Better FINGER recognition
+Better video processor with more codecs
+Improved network speeds via BT and Wi-Fi
+With improvements, a comparative price point to the N8X0
+Keyboard light stays on when it is open or a dedicated key/switch

Not necessary, but wouldn't mind
+True HD res
+16+ Million color screen
+Better Video Cam (can it get any worse?)
+A stand that actually works in multiple positions
+Move the light sensor to the middle
+Move the usb port so I can plug it in w/o having to use the stand
+Higher volume output with EQ
+Any percent zoom in MicroB