Yes - but my interest is in the UX responsiveness, the whole point of the bigger screen size is to fit them on without stuff like Briss (which I've used before)

Yes - but my interest is in the UX responsiveness, the whole point of the bigger screen size is to fit them on without stuff like Briss (which I've used before); the issue is not screen fit, but performance when browsing back and forth - tech manuals are not linear reads like novels, for which kindles etc are ideal.