Music and the brain.
iwasteso...time.com
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Here's a novel idea: an ink pen that reads the color of any object you place in front of it, then mixes red, blue and green ink to match it. But I'm skeptical as to whether or not you can fit all the parts and electronics needed into a usable pen.
Facebook is hard work, between the friend-ing and poking and tagging and stalking, it doesnt take very long to get all tuckered out. Thats where