Man with excellent taste in music controls his Google speakers with RFID tags

Define “useful.” I mean, sure, it’s not hard to talk to Google or Alexa and ask for music. They mishear you half the time, but that’s probably your fault. So why would you bother to print and craft dozens of custom RFID tags to control your music? Don’t you have must-see television to be watching?
Well, someone named “hoveeman” on GitHub and YouTube can’t hear the haters because he’s too busy listening to the Trolls soundtrack and Pet Sounds