Missing perspectives: 1) The laptop still has several advantages over an iPad or similar device. The full keyboard, for example. And in the specific case of

Missing perspectives: 1) The laptop still has several advantages over an iPad or similar device. The full keyboard, for example. And in the specific case of the iPad, open apps. 2) Many of the supposed weaknesses of laptops in his diagram -- expense, low battery life, etc. -- are not necessary conditions of laptops, but incidental. Cheap, high-battery-life laptops (like netbooks) do exist. 3) One of the main reasons camera-phones replaced point-and-shoot cameras is that people already carried phones and the things came embedded. I'd never have bought a camera of that low quality if it didn't come attached to something I already carry.