This would be a nightmare to drive with plain RGB LEDs, even with cunning multiplexing ... Early on in the video build log, you will note there are four power supply modules needed to feed ...

You see, his room is 4 by 4 meters, and WS2812 RGB LED strips happen to come in ... re guessing you probably don’t have a 5V 60A power supply handy. Not to mention if you run them in series ...