key "1" - 4K x 6K render
key "2" - 6K x 9K render
key "3" - 8K x 12K render
key "4" - 10K x 15K render
key "5" - 12K x 18K render (get some coffee)
-> These will automatically export a png after the simulation is done.

key "d" - continue drawing'
key "s" - stop drawing
key "p" - save a png with the current resolution

'if you press it after the simulation is done, you can achieve very wild effects with some iterations.