Yep - sod all documentation
It's an experiment, what do you expect?
An easy way to play around is to change lines 237-239 of functs.gml as described in the source
Works on desktop and mobile
Abstract 6
Alice
Aviator
Candy
Dark
Epoch
Explosion
Gothic
Mosaic
Sketch
Change tap/space action to pause
Refactor as Struct
Allow style switching