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Are We Late in the Probability to Form Life Stage of the Universe?
Inflationary models are very contingent on supersymmetry, says Kuyo Kuyoma. To do the job that inflation is supposed to do, you need 60 E-folds of inflation. The idea that inflation would happen at all is actually pretty easy in a particle physics model. In order to solve traditional fine-tuning problems of the early universe, inflation has to persist for a long time.