MOUNTAIN VIEW, Calif.—Google used to be all about the 10 blue links, but that was then, and this is now. You have to scroll farther than ever to get to the links in Google search results, and now this trend is being taken to its ultimate conclusion. At I/O, the company has announced a major expansion of AI Mode search, which heralds a new era for its signature product. There are big changes coming, some of which will start rewriting the web sooner than you