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

https://rock-paper-scissors-u-z-b-r7-305.northcrestbrief.com/posts/7-simple-secrets-to-totally-refreshing-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 puzzle them?