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

https://rps-gambling-z-y-o-u9-540.pinehavenscope.com/posts/what-the-10-most-stupid-rock-paper-scissors-gambling-fails-of-all-time-could-have-been-prevented

Some players use Rock Paper Scissors to evaluate timing and psychology-- do you go first, mirror moves, or unexpectedly switch techniques to puzzle them?