Traffic was crashing, and David Bruns couldn't figure out why. Exceljet, his website for navigating Microsoft Excel, had been a hit since 2012, quickly becoming a lucrative full-time job for the Utah ...

Over the last year, the website Exceljet has been the victim of an AI-powered "SEO heist." An online marketer used artificial intelligence to clone thousands of Exceljet's articles for a competitor.