I’m a bit of a P&T fan, and I’m pleased to be able to share a fairly obscure old video where they do indeed explain this trick. I’m glad I remembered it, and managed to find it again.
https://youtu.be/gnEGedfTrzc?si=ci7omkG-4zCUmIPc
Derren Brown also used a similar idea in his TV special 'The System' [0], though with a darker twist. I'm sure the idea goes way back.
0 - https://www.youtube.com/watch?v=_APYUcwINQo
I’m a bit of a P&T fan, and I’m pleased to be able to share a fairly obscure old video where they do indeed explain this trick. I’m glad I remembered it, and managed to find it again.
https://youtu.be/gnEGedfTrzc?si=ci7omkG-4zCUmIPc