Mood rings, lava lamps, liquid oil color projections.
No, these aren't a list of the accouterments of your average psychedelia-obsessed hipster -- they are simply the easiest starting place from which to understand Brain Eno's new 77 Million Paintings software.
Displayed over digital monitors, the software generates images that visually evolve over time in random patterns that would not repeat even if played continuously for a whole year.