Interactive TV Dictionary and Business Index (Further down the homepage)
The Road to Convergence: Network Transformation and IP

The Box (formerly Video Jukebox Network, The Jukebox Network)

Sing Along With Mitch - During 1960-66, (including re-runs), Mitch Miller lead a sing-a-long with the TV audience.

Smell-O-Vision - Though primarily a theater experieince, in 1995, smells were offered as a compliment to the TV Program.

Talkback To Showtime
- 1981, Viewers dialed a 900 number for viewer interaction. See the story.

WebTV for Windows

It's reported that Todd Rundgren in 1978 gave the first interactive television concert by broadcasting live over the Warner/QUBE system in Columbus, Ohio (the home audience chose each song in real time during the concert by voting via QUBE’s 2-way operating system). (Reference.)

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