You weren't exaggerating! I didn't even have headphones on, and it scared the sh*t out of me when I clicked on the little man.
replyThe music was so loud from my monitor's speakers that I nearly jumped out of my skin and rushed to close it, and my volume isn't even turned up much!
replyYeah, it's more horrifying than the premise - despite it being good, it's loud as hell
replyThe 'mute' button is near the top-right, the leftmost option of the little rectangles ~80% from the top
It's a must-click if you're loading the site with sound - it would be great if OP would add a very obvious volume slider on load