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

https://rock-paper-scissors-gambling-game-f-g-y-j6-968.quillnesty.com/posts/don-t-make-this-silly-mistake-you-re-using-your-rock-paper-scissors

Some gamers use Rock Paper Scissors to check timing and psychology-- do you go first, mirror relocations, or all of a sudden switch strategies to confuse them?