I'm not sure how much of a rhythm game it is, and it's bizarre in both concept and execution, but it definitely hits that niche of so bad it's good.
It's really buggy, for better or for worse. The first time I played, I got through the Easy level (with a score of F) and then every time I tried to play Medium it would After refreshing, it worked, and then I found out that I could rack up crazy scores by just mashing the keyboard.