Run. (I think I'm seeing an optical illusion in that that it seems to keep moving after I hit stop?) https://www.google.com/search?q=kandinsky+circles&hl=en&tbm=isch https://www.google.com/search?q=chuck+close+circles&tbm=isch&safe=active
I tweaked eRKSToCK's project so that turbo mode is no longer necessary. And then did silly things with the colour palette :-) There's a hack in here to paint over a graphical glitch caused by what I am 99% sure is a Scratch bug...