Dual Reality at its Best. The isolated spectator can clearly see every single card while the audience only perceives a deck of blanks. Mindblowing!
This effect sold out within 90 seconds after Tom Stone's lecture.
Prepare yourself to get your brain twisting around this clever principle. Due to the physics of the human eye, all the fine details seen by the spectator vanish completely two to three steps away. The experience of your isolated spectator is a totally different one than for the audience that believes to see a blank deck.