This is a 9×16 LED matrix I made by hand back in 2004, with LEDs I had left over from another, even sillier project. It has a USB interface powered by a PIC16C765 microcontroller, one of the first to feature a built-in USB device interface. This video post is something of a eulogy for the project. I have been trying to simplify and unclutter my life lately, and to that end I’ve been having to recycle, donate, or throw out a lot of things.... Read More