“Chester, two years ago you sent me e-mail about a project you were launching to build replicas of early computers. You wanted information about my grandfather’s work.” “Yeah,” Chester says. “You want to see that stuff? It’s been on the back burner, but—” “I just inherited some of his notebooks,” Randy says. Chester’s eyebrows go up. Amy glances out the window; her hair, skin, and clothes take on a pronounced reddish tinge from Doppler effect as she drops out of the conversation at relativistic velocity.