Two hundred channels at the touch of a button may sound like a channel-hopper's paradise, but it comes at a price. BSkyB and Cable and Wireless will be courting subscribers when they launch competing services in the autumn.
Photographer Louie Psihoyos constructed this wall of 500 televisions to illustrate the capabilities of digital television, inspired by a two-week visit to the heartland of the global multimedia industry, California's Silicon Valley.
Pictures will be sharper and the technology will be smarter (your TV can also be your PC), but will this dazzling array of images and information enlighten our lives or, as this picture suggests, overwhelm us? Technophobes may shudder at the prospect, but square-eyed viewers will be on the edge of their seat. And, if they could summon the energy, couch potatoes will be jumping for joy.