We certainly don't want him out but there's not a thing we can do.

Twenty years may seem like a long time, but for the heinousness of the crime, it's not that long. If he wants to do his preaching, there are plenty of people behind bars he can preach to.

This is the wonderful thing about espionage, nothing exists any more.

He's rich," Jack muttered to Eliza, "or connected with rich persons."
"Yes—the clothes, the coins ..."
"All fakeable."
"How do you know him to be rich, then?"
"In the wilderness, only the most terrible beasts of prey cavort and gambol. Deer and rabbits play no games."
(Jack Shaftoe and Eliza)

Thousands of years ago, the work that people did had been broken down into jobs that were the same every day, in organizations where people were interchangeable parts. All of the story had been bled out of their lives. That was how it had to be; it was how you got a productive economy. But it would be easy to see a will at work behind this: not exactly an evil will, but a selfish will. The people who’d made the system thus were jealous, not of money and not of power but of story.

Seven billion who need to be kept happy, and docile, until the end. How do you do that? What's the best way to calm down a scared kid, get them to go back to sleep? Tell them a story. Some shit about Jesus or whatever.