Until the fat lady sings...

“Likewise, we cannot say any single strategy in the Prisioner’s Dilemma ecology was a winner. .
Lindgren’s model showed that once in a while, a particular strategy would rise up, dominate the game for a while, have its day in the sun, and then inevitably be brought down by some innovative competitor. Sometimes, several strategies shared the limelight, battling for “market share” control of the game board, and then an outsider would come in and bring them all down. During other periods, two strategies working as a symbiotic pair would rise up together – but then if one got into trouble, both collapsed.”
…
“We discovered that there is no one best strategy; rather, the evolutionary process creates an ecosystem of strategies – an ecosystem that changes over time in Schumpeterian gales of creative destruction.”

Tanta gente cheia de receitas para a economia como um todo... esquecem-se que na economia, a senhora gorda nunca canta, ou antes, só canta amanhã, e nós estamos sempre no hoje e agora.

Trecho recordado daqui.