I prefer my Nook Toucho the iPad for pure text reading because it is so ridiculously light. But it would be tough to make the iPad 3 lighter than it is, without

I prefer my Nook Toucho the iPad for pure text reading because it is so ridiculously light. But it would be tough to make the iPad 3 lighter than it is, without major breakthroughs in batteries or materials (lighter gorilla glass).