This is one purpose of Google fonts, but it's not the only purpose. Google has nearly 100% search market share, so one of the only ways that they can increase

This is one purpose of Google fonts, but it's not the only purpose. Google has nearly 100% search market share, so one of the only ways that they can increase search traffic at this point is by increasing web traffic in general. One of the ways they do this is by making it easier to create web content by e.g. distributing fonts. See Gwern Branwen's excellent article on the subject: https://gwern.net/complement https://gwern.net/complement