[High Praise! to The Awesomer]
Somewhere between Bosch and Dali, there’s this:
Up arrow to speed up, down arrow to go backwards.
It’s SFW, but very weird.
And yes, if you do it for a couple minutes, it seamlessly starts at the beginning again.
[Think you have a link that’s IMAO-worthy? Send it to harvolson@gmail.com. If I use your link, you will receive High Praise! (assuming you remember to put your name in the email)]

Dang! I sometimes work some tiny details into my designs, but Dang!