According to the comments the software is actually running on a raspberry pi and controlling the TV's teletext functions,not running in the TV itself, which makes sense.
EvilHomer goto80 was the first chiptune musician I ever heard, back in, what? My senior year of highschool / freshman year of not-going-to-college? I didn't know too much about him (them? Weren't there two guys in the band?), just what I could glean from the sparse Web 1.0 resources on hand; some mp3s, and a couple videos of him jamming on Gameboys.
I'm glad to see he's still doing his thing, and I'm doubleplus glad that he's got a YT channel now!
Jet Bin Fever I got fun flashbacks to the Demo/Tracker Scene when I saw that sequencing near the start.