The story of the cancelled Game Boy Color-to-Dreamcast official connectivity solution
Yes, you read that right. Apparently, at the turn of the millennium, an ambitious “TV Adaptor” was planned for Game Boy Color, that would at allow it to communicate with the Sega Dreamcast via your TV screen. This was planned for release in 2000, just a couple of months before Sega would announce their departure from the console race, shocking the world.