This is all, as can’t-get-enough drama goes, notably bureaucratic. But that is part of the appeal. Critics will sometimes characterize entertainments such as The Social Network and The Martian as competence porn, named for the visceral thrill that comes with watching someone demonstrate both ability and cleverness when tackling a specific task. And to take in the Theranos story is, in a way, to experience a similar catharsis: Holmes and her de…