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Matt Parker has demonstrated this at least a couple of times on YouTube, I bet he’s who you’re thinking of. It is surprising! https://youtu.be/-u-O_2Hz82I htt
by filoeleven 5y ago
Matt Parker has demonstrated this at least a couple of times on YouTube, I bet he’s who you’re thinking of. It is surprising!
https://youtu.be/-u-O_2Hz82I https://youtu.be/-u-O_2Hz82I
- tobmlt 5y agoI think I was thinking of a Matt Parker video. I hadn’t seen this one though, thanks!