dangerball(6x) on Linux
The text a17696787ccd, as Debian 10 (Buster) shipped it.
a 3D ball that periodically extrudes spikes. Ouch!
Flags it lists
-
-count -
-delay -
-fps -
-no-spin -
-no-wander -
-no-wireframe -
-root -
-speed -
-spin -
-visual -
-wander -
-window -
-wireframe