httpv://www.youtube.com/watch?v=RMcZehSP6LA&feature=player_embedded#!
It’s a Shadow Cloud, designed by Czech propellor-heads Drzach & Suchy: a fretwork cube of such fiendish cleverness that even watching a video of the thing in action can stimulate the geek gland, raising levels of nerdutonin in the bloodstream.
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