Some features of the Kindle:

  • no lighting (battery lasts longer, better visibility in sunshine than in the dark, impossible to read in darkness)
  • built in dictionary
  • black & white display
  • search any books
  • place bookmarks
  • save excerpt from any text
  • purchase a book on Amazon, have it available on your device within minutes

Bought Bergmans X book at Amazon

Readability Chrome plugin

Many free books in PDF format at http://stackoverflow.com/questions/194812/list-of-freely-available-programming-books