Color e-paper will be the big new e-reader trend

Exactly! I want to scroll an A4 page smoothly and quickly, and navigate the whole document easily; it's been nearly a decade since the Kindle DX, but those basics are still absent from the standard size devices too - it doesn't bode well for the current technological choice for screens.

I'm a huge fan of eReaders for fiction and normal reading, but they are still frustrating to the point of useless for tech docs and the like where pictures and non-sequential reading are the norm.