Now that was forward thinking -- brought MIDI sequencing to the masses.
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The C64 is also getting alot of love today from musicians due to the wonderful soundchip it had.
There is a great company called "MidiBox" that provides kits for you make your own "8bit soundmachines".
http://www.ucapps.de/midibox_sid.html
One neat thing they were developing, but never came to light, was Jaguar VR. It was a virtual reality headset, using IR-tracking, which let you play VR games. Only a few working prototypes exists:
VR headset: http://www.youtube.com/watch?v=MFZCgNBxkcM
Game shown: http://www.youtube.com/watch?v=GJmnmRzWipo
Another of VR headset: http://www.youtube.com/watch?v=1NCQJrd-4rk