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

https://rps-gambling-j-p-w-f4-451.capitaljays.com/posts/10-things-we-all-do-not-like-about-rock-paper-scissors-gambling-game

Some players use Rock Paper Scissors to check timing and psychology-- do you go first, mirror relocations, or all of a sudden switch techniques to puzzle them?