A most epic and amazing pen-rendering vortex hypnotic experience. Added a little code to let pen draw past edge of screen. WARNING: this vortex is spinny
All credit for the original projects to @Masquerola, @TeslaBolt, @PeaBrainProgram, and @dapontes Inspired by http://scratch.mit.edu/discuss/topic/52301/ and related threads in the Suggestions forum.
