Confusing, ugly, broken, or brilliant — plain reactions are exactly what improves the generator. This goes straight to Matt's inbox, and you can post it to the public tracker in one extra click.
Your feedback is on its way to Matt's inbox. One more click helps a lot: post it to the public tracker so it gets a number and you can watch it get fixed.
The GitHub step is optional and needs a (free) GitHub account — your feedback opens pre-filled, you just press "Create".