The dream of serving ads to AI agents has hit a snag

Norman Posselt/Getty Images/fStop A version of this post appears in the CMO Insider newsletter. Sign up for Business Insider's weekly marketing newsletter. Now the bots see them. Now they don't. Brands including Ally Bank and the Project Management Institute recently began testing ads on the publisher Time's website, specifically designed to be read by AI bots. The experiment sparked a lively ad industry debate: Could this nascent form of advertising grow into a credible channel, or would the…