PDP-8 Plays Chess

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Pretty cool for something built out of mostly transistors.
[video=youtube;OyDufWHsNVE]http://www.youtube.com/watch?v=OyDufWHsNVE[/video]

The other parts of the PDP-8 presentation:
PDP8 - Presentation #1
PDP8 - Presentation #2
PDP8 - Presentation #4

 

[sprinkles]

Bonus video: Homebrew NMOS transistors?!

[video=youtube;w_znRopGtbE]http://www.youtube.com/watch?v=w_znRopGtbE[/video]

Now we know why most people just buy them.