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Matt Cutt, a Google associate and the master of search engine index updates and SEO issues, talks about Google may change your page titles: “For example, suppose the title of your page is ‘Untitled’ or if there is no title. If that’s the case, we try to show a relevant, useful title.” “We reserve the right to try to figure out what’s a better title, what’s a more descriptive title or snippet to show the users.” Here’s the video: