work in progress. 2 block erupters using 2 usb hubs from macbook pro.
9v RC car battery powering an old CPU fan
http://s23.postimg.org/qfj0ityaj/IMG_0440.jpgjust finished turning it into a usb fan, with an old pc power switch to turn it on/off
http://s23.postimg.org/l0evvlw4b/IMG_0441.jpgstill waiting for raspberry pi, usb hub and 8 more block erupters to arrive
all donations will go towards some less ghetto setups lol
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Looks good, like the power switch idea. Post back if you use my guide and have any q's.