Quantum VJ puts a glitchy audio visualizer around your neck
 

Do pendants and other wearable ornaments lack pizzazz for you? Alexander Zolotov has a way to spice things up... if you're fond of 8-bit graphics gone haywire, at least. His Quantum VJ is small enough to hang around your neck, but clever enough to...

http://www.engadget.com/2015/08/09/q...cid%3Drss_semi