Rock Paper Scissors is ideal for decision-making when you can't agree

https://rock-paper-scissors-w-b-r-z5-347.fairmontdigest.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 concur. Select your gesture, count down, and let chance settle the dispute.