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Re:Ask HN: How were the super bowl led torches synced? by bobbytherobot on Sunday February 05, 2017 @10:55PM (#13576376)
It isn't that hard to coordinate professional dancers to do what they did.
Re:Ask HN: How were the super bowl led torches synced? by joezydeco on Sunday February 05, 2017 @11:16PM (#13576437)
Yeah, don't overthink the starfish pattern. There were radial and linear sweeps that were probably RF time-of-flight controlled, but not that part.