- curved displays so you don't have to refocus all the time on a wide screen
- an e-book reader that is just a spine with a roll out display
- an e-book reader that is just a spine with a roll out display
http://gizmodo.com/197227/philips-readius-e+reader-scroll-pr...
The e-book idea still seems too far out, the battery alone would make the "spine" pretty big, then you'd need room to store the rolled-up display, plus the mechanics/arms/etc. that keep it flat when rolled out.