In his keynote speech at this week’s Consumer Electronics Show in Las Vegas, the first by a major cable chief at the annual trade and product show, Roberts says he’ll show “the two-way, fiber-optic-based network we built is ready for the next generation” of TV, phone and Internet products.

Comcast in 2008 will offer Internet speeds as fast as 160 megabits per second, up from its current top of 16 mbps. “We’re going to download a two hour-plus movie in high-definition in three minutes and 56 seconds,” he says. The price will depend on demand.