Some gamers utilize Rock Paper Scissors to check timing and psychology-- do you go initially, mirror moves

https://rock-paper-scissors-gambling-game-t-j-h-i9-731.novacrestiq.com/posts/enough-already-15-things-about-rps-gambling-we-re-tired-of-hearing

Some gamers use Rock Paper Scissors to test timing and psychology-- do you go initially, mirror relocations, or suddenly switch methods to puzzle them?