This is for enabling my led table to be controlled by alexa. Goal is for it to be able to set certain animations based on voice commands to my alexa. Arduino Uno R3 ...

Idea is to have a coffee table with matte glass as a surface. Underneath is a collection of IR sensors and LEDs controlled by an arduino. LED will change color when item is over it.

Some hackers make functional things that you can’t allow to be seen in polite company. Others make beautiful things that could come from a high-end store. [Marija] falls into the second category and ...