LED Light pick and LED car messages

Here a couple LED products that are likely good for getting ideas on making DIY versions —

Lightpics-4Up-Black-Web 3
This guitar pick lights up when you use it – [via] – Link.

LED messaging system to communicate with other drives, it has moods, kinda funny – [via] – Link.

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone