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

https://rock-paper-scissors-r-w-m-j6-220.theglensecret.com/the-guide-to-rock-paper-scissors-in-2024

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