Two of my favourite points about the iPad are the battery life and the instant-on (including connecting to Wifi - OSX on my MBA is crap by comparison). Arguabl

Two of my favourite points about the iPad are the battery life and the instant-on (including connecting to Wifi - OSX on my MBA is crap by comparison). Arguably hardware features, but ones that won't work without deep software support. Windows 7 tablets without those two features will still be a poor imitation.