You could probably get away with having one per block; aren't most traffic light... | Hacker News

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		pavel_lishin on Jan 6, 2010 \| parent \| context \| favorite \| on: The Unintended Negative Consequences of LEDs You could probably get away with having one per block; aren't most traffic lights all connected? Or have I just been watching too many movies where hackers take over streetlights?

evgen on Jan 6, 2010 [–]

Putting one per light housing means it gets added at the manufacturer and you don't need to do any additional wiring or setup at installation time.

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