Remembering 2000's media art projects - This is sCrAmBlEd? HaCkZ!, a system that chops up videos, indexes the parts by their audio snippets and retrieves them in real time based on any audio input. It can even be used as a makeshift voice synthesizer!
Original website is gone, but there's an archived copy: https://web.archive.org/web/20110917162355/http://www.popmodernism.org/scrambledhackz/concept.html
Another one: fijuu2 (https://julianoliver.com/output/fijuu2)
It's a sort of 3D, loop-based, multi-instrument. There's a few different modes, and each produces unique sounds and matching visualizations. Here's what it looks like in action:
The comments draw a line of inspiration to Autechre's Gantz Graf and yeah, I see it.
I can also imagine inspiration from Harmonix' first product, The Axe
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