Touch one button to switch effect type, touch second to switch it's speed.
Effects are as follows: 4 variants of meteors (single meteor, meteor with impact, meteor shower, meteor shower with impacts), "starry night" whatever that means, a lava lamp like thing, "sundial", sunset and ofcourse - a set of rainbow chasers and cycle repeats.
A long demo of different effects:
Props to author of https://github.com/JSchaenzle/ESP32-NeoPixel-WS2812-RMT library that is used to control LEDs of this project.