I am what prevents the Accelerator from being a bomb."<br />"Except you didn't," said Gracious. "Because you weren't around."<br />"I got bored."<br />"You're a machine."<br />"Machines can become bored, too."<br />Gracious looked suddenly concerned. "My toaster is bored?"<br />"Perhaps, " said the Engineer. "I do not know many toasters.