It's working fine for me, tested in two browsers, you could try a different browser?
Time flies! So the error occurred when starting GLOVES thru the Itch.io program. It runs it in its own Unity player it seems. I was able to get it working through regular browsers: Edge, Chrome, and Opera all worked.
Found this in the FAQs is there an install option button in the itch.io app?
Itch.io App + WebGL [resolved] - itch app Development - itch.io
