"The only business model which seems to work well currently in the slate market is to make money on software and services, not the hardware (e.g. Apple and Amaz

"The only business model which seems to work well currently in the slate market is to make money on software and services, not the hardware (e.g. Apple and Amazon)." Huh? Apple makes tons of money on the hardware and a (relatively) small amount on software and services. Amazon is trying to buy share with cheap hardware and eventually make money off associated services, but it's too early to say that this is really working well as a model.