No longer bound by analog shackles, TV makers now unleash technological
revolutions almost monthly. Here's what you can look forward to in '09.
Nobody realized the potential of digital TV. Sure, 15 years ago, tech pundits raved about the possibilities of multicasting, and A/V buffs salivated over the thought of high-definition images. But digital technology has affected the world of television in many more important ways besides those.
