Some gamers utilize Rock Paper Scissors to test timing and psychology-- do you go first, mirror relocations

https://rock-paper-scissors-gambling-game-c-p-p-s8-433.birchreport.com/posts/13-things-about-rock-paper-scissors-gambling-you-may-not-have-considered

Some players use Rock Paper Scissors to check timing and psychology-- do you go initially, mirror moves, or unexpectedly switch methods to puzzle them?