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

https://rock-paper-scissors-gambling-game-x-u-q-o6-893.dovetailscope.com/posts/10-things-we-all-hate-about-rock-paper-scissors-gambling

Some gamers use Rock Paper Scissors to evaluate timing and psychology-- do you go first, mirror relocations, or unexpectedly switch strategies to puzzle them?