Timelines dealing with various alternate developments in popular culture.
Timelines specifically about alternate video game history.
(For background context on the SNES-CD, some introductory reference material can be found off-site on:
Timelines where Nintendo and Sony successfully renegotiate their SNES-CD co-development deal.
Timelines where Nintendo jumping ship from its joint venture with Sony to instead develop the SNES-CD with Philips actually succeeds.