Illustration by Tag Hartman-Simkins / Futurism. Source: Getty Images Harvard astronomer Avi Loeb is perhaps best known for raising eyebrows with public suggestions that various stellar phenomena could be evidence of extraterrestrial civilization. It’s controversial, to be sure — but if nothing else, at least Loeb’s using his own brain, at a time when dependence on AI chatbots has never been higher. In a recent essay on his personal blog, the Harvard profes