The book, 'Chernobyl, History of a Tragedy' by Serhii Plokhy gives a very good account of the accident. Days preceding, the burning days ,and political and social repurcussions there after.
Had high hopes on my purchase of iPad 2. Thought it would revolutionize my Internet experience. But after getting hold of iPhone 4S and later other smart phones my use of iPad dropped to zero. Didn't find the need. Now its a device for my kid for games and educational apps.