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

https://rock-paper-scissors-gambling-game-d-p-h-b2-433.fotosdefrases.com/10-tips-for-rock-paper-scissors-that-are-unexpected

Some players utilize Rock Paper Scissors to test timing and psychology-- do you go first, mirror moves, or suddenly switch methods to confuse them?