[medmunds]

> it is completely unacceptable to discuss how things are done

My all time favorite Penn & Teller routine is "Lift Off," which breaks not only this rule, but also the one that you never repeat a trick. And finding out how it's done makes it no less magical.

https://m.youtube.com/watch?t=55&v=qS1Gfrb-T20

[exabrial]

Penn and Teller will tell you how they do their own tricks, I think with the OP was saying you don't reveal other magician's tricks without permission, especially if they're still for sale.

[exabrial]

I should add, unless said magician is being a dick or legitimately putting someone’s life in danger. Penn is extremely vocal about this