[carpe] meeting planning: Soldering project -- Programmable color LED options

[R P Herrold]

Breadboard Friendly NulSom Rainbow Chip for Arduino / uC - Pack of 8
WS2812B (WS2811) Addressable RGB LED

https://smile.amazon.com/dp/B00OLY873S/

and a _wonderful_ assortment of implementations (buzzers, 
alternating, breadboard friendly, loose parts) at much less 
expensive price point

https://www.banggood.com/search/ws2812b.html