Clearly anyone who is pushed back in the reverse queue (can i call it a stack?) can just rejoin at the front. You would end up with a spinning “musical chairs q

Clearly anyone who is pushed back in the reverse queue (can i call it a stack?) can just rejoin at the front. You would end up with a spinning “musical chairs queue”. The other examples seem pretty interesting and it has a freakinomics feel about it. The queue solution is simple - using tech: use the buzzers they give you in some restaurants that tell you your meal is ready when you are next in the queue.