like royalties? every time you open the file, a tiny fraction of your bank account is transferred? For popular books, that would be quite a turnover.

And although I believe that appliances that utilise screens, like televisions, phones etc. Are going to get much cheaper: Enter NED. (Hidely-ho, neighborino!). No, not that ned. NED, or Nano-Emmissive Display, is the latest technology, set to replace LCD screens. NEDs use half the energy, last twice as long, and don't release any chemicals. And only 400 dollars a screen.