Houdini would dispel the notion that he was accomplishing feats using the supernatural while directly contradicting his own words.
"Although there is nothing supernatural about it, I claim that it is absolutely impossible..."
This incongruity is where fantasy is made.
Hold your phone away from you to see this in another way.
This double-image optical illusion is a pun that comments on society.
What do you think it's trying to say?
Society
A PORTRAIT
by George A. Wotherspoon
1906
Very interesting to read that some magicians were angry at Alexander, The Man Who Knows because he would expose some methods on the back of his programme in what we would call cancelling solutions today. So much so that the S.A.M. had a meeting about it in 1919 or so...