"Can't all modern Android tablets connect to all modern peripherals? The first one to ever exist (Xoom) can connect to a display, wireless keyboard, and can act as a USB host to connect to arbitrary USB devices. I imagine the most recent tablets are far more advanced in that area already."

Things is, what platform is going to be the best at switching modes between desktop and tablet, with full support for multiple monitors, printing, VPN etc, stuff business will like? Windows 8.