The "real" title is the subtitle: Offers Office Online apps via Chrome Web Store to Chrome and Chrome OS With the further qualification: The move was largely

The "real" title is the subtitle: Offers Office Online apps via Chrome Web Store to Chrome and Chrome OS With the further qualification: The move was largely symbolic: The Office Online apps have long been able to run within virtually any browser, including Chrome, the foundation of Chrome OS. But by packaging the apps in .crx format and submitting them to the automated review run by Google, and thus publishing them to the Chrome Web Store, Microsoft put its Office Online in front of Chrome and Chrome OS users and in a place they've been trained to look for Web apps.