"A.I. also had a weird habit of making its characters fidget constantly, always running a finger along the edge of a table or adjusting a collar." (opens in new tab)

"The most reliable marker, though, was something more abstract, and, I suppose, upon reflection, even a little spooky. The scenes generated by A.I. had characters, but, apart from fidgeting, they mostly did nothing.... [After some new directives,] suddenly, every fake passage was filled with characters hopping on a horse, or delivering an important package, or running.... So I loosened the rules a bit... If Claude prefers to write these passages in which nothing seemingly happens and the hall...