Both probably, but it's much less of a problem with books (I do remember eye strain after reading for 3-4 hours in a row, but I suppose this is normal). I have

Both probably, but it's much less of a problem with books (I do remember eye strain after reading for 3-4 hours in a row, but I suppose this is normal). I have an e-reader, which feels great. And I do wait for e-ink displays with consumer-level prices. :) I've read a lot about all the "Kindle as a Raspberry Pi monitor" hacks, but a more straightforward solution would be great.