"It's more a question of too much coming to mind," Tyler said, because 130 years was a bit much to get in one go. "I'll try. Um ... you missed about five wars, women have the vote, and technology's changed a lot." He tried to remember what Eliza had wanted to know about. "We go into outer space sometimes. There's filmed entertainment. And computers, that's a whole huge thing. And different kinds of weapons."

As an afterthought, he added, "Oh, and there are more states. We have 50 now."