It’s a solid state Tesla coil and it wants to entertain us.
It’s been suggested that a good name for this coil would be the “Zeusaphone”. “Thoremin” has also been mentioned, though personally I think we need Theramin type inputs for that.
To answer a few questions I’ve received, YES, someone did yell “Play Freebird!” after the first round of music.
Read all about it, or just click through to watch and listen.