https://github.com/benparsons/p5sketches/tree/master/2020-09-05, originally based on an idea from 2017
{"buffer":10,"delta":9,"roughness":8,"seed":7095533,"v":1}
{"buffer":11,"delta":10,"roughness":6,"seed":2536239,"v":1}
{"buffer":9,"delta":10,"roughness":5,"seed":5059010,"v":1}
{"buffer":9,"delta":11,"roughness":8,"seed":2228970,"v":1}
This is a private instance for Ben.