.... TROM is not the first place I found this datum. In James P Carse's Finite and Infinite Games he says a (finite) game is over when everyone has agreed who the winner is. It's a similar concept.
Before I returned yet another lifetime to Scientology, in 1991-ish I read James P. Carse's book and moved to France with book in hand, ready to bring it up with with the fellas in the posh French pubs. No one got it except myself, not even the tennis player!! Dennis completed the picture for me.