Rock Paper Scissors is perfect for decision-making when you can't concur

https://rock-paper-scissors-gambling-game-k-o-z-c8-701.juniperbrief.com/posts/5-laws-anybody-working-in-rock-paper-scissors-should-be-aware-of

Rock Paper Scissors is best for decision-making when you can't agree. Select your gesture, count down, and let chance settle the dispute.