Screen buffer not being cleared

When I start up worm, everything I do leaves a trail behind (think windows xp solitaire win). This makes it near impossible to even use the system. Programs like alacritty won’t even work at all as the window just appears as a blur.

I followed this guide to get set up.
I’m using nvidia-open-dkms drivers on linux-zen.

How can I fix this?

Launch a compositor - picom is a good choice.

Picom is already running. Shadows are present. Ran from worm/RC

exec picom --experimental-backends -b &