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

https://rps-gambling-n-l-m-v9-028.oakmontscope.com/posts/10-things-everyone-hates-about-rock-paper-scissors-rock-paper-scissors

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