Very awesome but on the second level it keeps crashing with "
Uncaught TypeError: Cannot set properties of null (setting 'command')
at updateLevel2 (level_2.js:60:49)
at update (main.js:327:13)
at draw (draw.js:11:5)
at d.redraw (p5.min.js:6:8596)
at e.<anonymous> (p5.min.js:4:31353)"