Faye keeps forgetting what she'll be giving up if she decides to stay here. Access to modern medicine, for starters. In 2015 people can survive cancer, tuberculosis, scarlet fever. Vaccines eradicated polio and measles. Do you really want to live in a world with iron lungs and polio, Faye? Do you?” “I guess I could go back to 2015 and live in a world with meth, heroin, terrorism, HIV and Ebola. Huge improvement, right?