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

https://rock-paper-scissors-p-p-f-s5-600.huicopper.com/what-s-the-fuss-about-rock-paper-scissors-gambling

Some gamers utilize Rock Paper Scissors to evaluate timing and psychology-- do you go first, mirror moves, or all of a sudden switch techniques to confuse them?