They aren't PCs. That was the purpose of the PC and open architecture. I don't know why mobile manufacuteres don't see it as beneficial to them though, but it's

They aren't PCs. That was the purpose of the PC and open architecture. I don't know why mobile manufacuteres don't see it as beneficial to them though, but it's possibly just because it was such a rapidly developing space until recently and has yet to settle but something else could be at play.