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

https://rock-paper-scissors-gambling-m-r-f-s4-912.theburnward.com/test-how-much-do-you-know-about-rock-paper-scissors-gambling

Some players utilize Rock Paper Scissors to test timing and psychology-- do you go first, mirror relocations, or all of a sudden switch methods to puzzle them?