http://front-trends.com/
Do you love music, LEDs and JavaScript? Then you shouldn’t miss the next generation of NERD DISCO, which provides music visualization in the browser using the Web Audio API + canvas and on LEDs utilizing Adafruit NeoPixel + Fadecandy. This talk will give you insight into the communication between the browser and the LEDs using Node.js + socket.io + Fadecandy Server.
Slides: http://slides.com/timpietrusky/nerd-disco-the-next-generation#/