Small Processing project to create the bug of your dreams. Play with it here.
Press space to start/stop, press R to reset the canvas. 1 and 2 toggle the background modes. + and - keys speed up or slow down the generation.
Produces things like:
Modification of the above project use Minim beat detection to turn bug-generation into a mid-2000s WMP visualiser!
Here is an example of it working.