A pong traffic light in Germany | Hacker News

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		A pong traffic light in Germany (youtube.com)
		7 points by totallyunknown on Sept 10, 2012 \| hide \| past \| favorite \| 2 comments

SnaKeZ on Sept 10, 2012 | [–]

Now i hate green light ;)

fluxon on Sept 10, 2012 | [–]

Wow. (Files U.S. patent)

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