Delta 1 by Ron Hays
Not to get all new-agey electro boogie spirit crystal dance in the cosmic wavepool on you, but yeah:

This video was made using the Paik-Abe videosynthesizer, which is a magnificent structure all on its own:

About the Video Synthesizer:
“From 1969 to 1971, together with television technician and specialist Shuya Abe, [Nam June] Paik constructed a video synthesizer that made it possible for him to edit seven different sources simultaneously…” (more)
More info on the Ron Hays video here.
Found via rhizome.org
end of geek session.