Google's Nexus 7 (£159 for 8GB, £199 for 16GB) is a game-changer. The first tablet with Android 4.1 Jelly Bean, offers the most bang for the buck you can get in the market right now. It's versatile, well-built, fast, and a lot of fun to use. It basically renders every 7in tablet priced at more than £250 pretty much irrelevant. If you're looking for a small tablet to surf the Internet and play games, this is the one to buy. If Amazon has been wondering...