Because the equilibrium can be realized only in the ERE.

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”An old Yorkshire saying: where there’s muck, there’s brass. Meaning that unpleasant work pays. And more to the point here, vice versa. Work people like doesn’t pay well, for reasons of supply and demand. What I mean is, if you’re starting a company that will do something cool, the aim had better be to make money and maybe be cool, not to be cool and maybe make money.”Paul Graham