Comments by "eDoc2020" (@eDoc2020) on "Flash photography used to be pretty wild" video.

  1. Aren't those the lyrics of Hey Jude?
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  2. It's 2024, we have the Internet. I did a quick search for Flip-flash and got the answers. The thermal events disconnect the spent bulb and wire in the next. It's easy enough to break a circuit with heat but making a connection is more interesting. It's described in patent US3458270A.
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