TODO [no promises :]

* snap selected drones instead of all drones to notes
* browse selected drones using arrow keys
? volume envelope on microtonal keyboard
? bring the plugins to microtonal keyboard
	? create drones on points
	? with phase difference for visual drone modulation
	? move drones thru paths
? mondrian
	? per ball or per edge waveform
	? stereo triggering

Please also see DIN Is Noise Development Roadmap at
	https://workflowy.com/s/300836d7-eb7e-3830-0d71-f78a7e9b4a76
