A government agent uses an NSA IBM 360/85 console in 1971 (Photo: Wikimedia Commons/NSA). It’s been a weird week for America’s most valuable company—a firm whose tech products have such consumer goodwill they got away with forcing us to listen to U2—who is poised to go to court against its own government over its users’ right to privacy. The government is invoking an obscure law dating back almost to the founding of the country to force the company to comply. It’d be a pretty good movie. But it’...