Black Lights! Wow, haven’t had one of those since… well, 1977…

Oh, those black, yellow, green and whitet posters we’d buy and then our parents wondered why we locked our bedroom doors… “Far out, man, I see it too!”

I, being a techy even in 1977, built was what use to be calld a Color Organ, and it was a device that took the High, Mid and Low frequencies of music and split them to electrical outlets on the box and if you plugged in Christmas lights (or similar) they’d flash to the beat. Very cool with certain music with a distinct bass line or searing solo. I had that in my dorm room in college and it was the hit of many a party as we got drunk/high to these tiny lights going off to the beat. I’m flashing back, man… wow…