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

https://rock-paper-scissors-v-g-t-c2-137.northvaledigest.com/posts/responsible-for-a-rock-paper-scissors-budget-10-unfortunate-ways-to-spend-your-money

Some gamers use Rock Paper Scissors to test timing and psychology-- do you go first, mirror relocations, or suddenly switch strategies to confuse them?