I just had that convo with someone not that long ago..Yes. When you can hold thousands of books in the size of one, makes book shelves obsolete. The problem with technology is that is just allows us to cram more crap into our already busy lives.
I really hate the invention of cell phones. The idea of people being able to text you at any time and then whine if you don't write back right away just irks the crap out of me.