Microsoft has announced a new version of its search engine Bing, powered by an upgraded version of the same AI technology that underpins chatbot ChatGPT. The bigger question for both Microsoft and Google, though, is: are AI chatbots a good replacement for search? How will this technology sit alongside existing methods of finding information online, and what happens when it makes mistakes?The latter point is the most important, as AI language systems like ChatGPT have a well-documented tendency to present false information as fact. Bing is powered by AI, so surprises and mistakes are possible