Note: Thank you to Bill Busa, CEO and co-founder of EvE Bio, for an extremely helpful discussion while working on this essay.This essay is long, and I recognize that many people don’t necessarily care about the details. The real headline point you need to be aware of is this dataset, which was produced by EvE Bio underneath a CC-NA license, and is a comprehensive mapping of the interactions between a significant fraction of clinically important human cellular receptors and 1,600~ FDA-approved dr...