Thurgood Marshall

A child born to a Black mother in a state like Mississippi... has exactly the same rights as a white baby born to the wealthiest person in the United States. It's not true, but I challenge anyone to say it is not a goal worth working for.

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.

In 1979, the Supreme Court ruled 5-3 in Smith v. Maryland that a few days' worth of phone records for a single individual were not protected by the Fourth Amendment. The NSA today, though, collects hundreds of millions of phone records from hundreds of millions of Americans without an individualized warrant.