But without a digital TV tuner, or a cable or satellite set-top box that can convert a digital signal, consumers won't get any TV at all by 2009.

FORBES: The $75 Billion TV Tab

If that occurs, digital cable could migrate from the box above the TV set to the inside, just as analog cable did.

FORBES: Cruz control

And about 40% more will be able to view the digital signal through a digital cable or satellite set-top box on an analog TV they already own.

FORBES: The $75 Billion TV Tab

Here's the scoop: CableCard is literally a card that you pop into the back of your TV set so that you can get rid of your digital cable box and plug that coax directly into your digital TV (it's sort of like how you can use analog cable on a cable-ready analog TV without a cable box).

ENGADGET: Get ready for CableCard

The Peerless drive, for instance, which uses big cartridges that hold up to 20 gigabytes of data, might be useful for in-car digital audio players or as a removable drive for storing video in a TiVo -like TV set-top box.

FORBES: Magazine Article

Why not push digital music and video stored on a PC or set-top box with a hard drive to any TV or stereo system in the house?

FORBES: Home Networking's New Push

Almost any existing analogue TV, even a black and white one, can be converted with the addition of a digital set-top box.

BBC: Digital Switchover