I think it is more likely that Apple would start including mini-touch-pads with new Macs (like a standard peripheral). Simply dumping touch apps on the screen

I think it is more likely that Apple would start including mini-touch-pads with new Macs (like a standard peripheral). Simply dumping touch apps on the screen is a bad idea. Even with my own work, I get tired of trying to click or scroll things that aren't meant for a mouse or a far-away, vertical screen.