I really want a large e-reader for technical reference books. A lot of them are only available as PDFs that don't scale at all to smaller screens. If a manufac

I really want a large e-reader for technical reference books. A lot of them are only available as PDFs that don't scale at all to smaller screens. If a manufacturer made an e-ink reader with an a4-size screen with no always-on backlight (for shame, amazon!) and with physical forward/backward buttons, I'd buy it in a heartbeat.