My back will tell you that is WAY better to carry the iPad mini than, say, the Picaxe book. My essential book collection not even fit in my backpack. Speaking a

My back will tell you that is WAY better to carry the iPad mini than, say, the Picaxe book. My essential book collection not even fit in my backpack. Speaking about DRM I prefer noDRM publishers like O'Reilly, Pragmatic despite being a little more expensive. I avoid Amazon e-books. Also ePub is superior than the azw mobi format.