Sorry, I misinterpreted that. In that case, I have no more problem with Microsoft deciding what runs on a Windows tablet than Toyota deciding what runs on its

Sorry, I misinterpreted that. In that case, I have no more problem with Microsoft deciding what runs on a Windows tablet than Toyota deciding what runs on its car computers, Sony on its stereos, Panasonic on its TVs, Black & Decker on its toasters, etc. I don't think it's productive to eliminate the possibility of coherent, homogeneous UIs. Certainly consumers should have choices, but iPhone exactly as Apple intended it should one of those choices; Microsoft should be allowed to play that game too.