Context: OnTelevision

BillGates on TV : http://www.theregister.co.uk/2004/10/20/gatesinteractivetv_obsession/

Basically, a split screen with TV program at the top and "interactive" + adverts at the bottom. I suspect this is just a wild speculative punt. But might be worth his while trying. After-all, it worked for Bloomberg. I suppose if your idea of TV is something like CNN ...

Actually we got NetFlix and TelevisionWithABuyButton