If your next office party needs a tiny amount of fun added you could whip up this cool disco ball. Yes, the same effect could have been created in about 5 minutes with no complexity but what fun would that be?
"For fun, Sid created a disco-ball wired to a servo-mechanism by a switch. Then, added a microcontroller (from a WSNnode) and some helping FETs. Then, controlled the node through UDP on another WSN-node. Then, added speech recognition on a Windows PC to remotely send the UDP packets."
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