Comment by AlecSchueler | Hacker News Reader

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Comment by AlecSchueler | Hacker News Reader

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Thanks, that's helpful to understand it. What does "a few" mean in this context?

Cf https://en.wikipedia.org/wiki/Scale_factor_%28cosmology%29

< 47k years: radiation-dominated era

< 9.8G years: matter-dominated era

> 9.8G years: dark-energy-dominated era

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