DVD screensaver for uxn.

WIP - quick project for learning UXN assembly.

Thanks to:

• 100 Rabbits for UXN: https://git.sr.ht/~rabbits/uxn
• The compudanzas tutorial: https://compudanzas.net/uxn_tutorial_day_1.html
• Metasyn's UXN-in-the-browser: https://metasyn.github.io/learn-uxn/#