The AI age brings both wonder and fear. @TheEconomist AI Writer @alexhern parallels the tension we feel today to nuclear in the 50s: "My mother-in-law asked me this weekend, 'Uh, so is AI going to kill us all?'" "But also like, she definitely understands AI and has been using it and knows the excitement of this world." "There is just no easy way to marry them in your head." "Go back to nuclear, go back to the 50s and there was this Jetsons-era science fiction around an atomic…