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

https://rock-paper-scissors-gambling-game-f-m-l-i2-609.swiftnestly.com/posts/rps-gambling-myths-and-facts-behind-rps-gambling

Some players utilize Rock Paper Scissors to check timing and psychology-- do you go initially, mirror moves, or all of a sudden switch strategies to confuse them?