If someone figures out a way to make a perfect copy of a high-definition original, Hollywood forever forfeits its most valuable assets (see earlier Gigli comment).

ENGADGET: Switched On: Hi-Def and Dumb

Then through the use of GPS-based reference clocks at each tower (for both time and frequency), the signals are synced so each can emit a perfect copy of both signal and symbol data.

ENGADGET: blogger-avatar

"The problem is when you get a digitally perfect copy dragged and dropped all over the Internet, " Korris says.

FORBES: Pixel Perfect