Your content in our Services
“When you upload or otherwise submit content to our Services, you give Google (and those we work with) a worldwide license to use, host, store, reproduce, modify, create derivative works (such as those resulting from translations, adaptations or other changes we make so that your content works better with our Services), communicate, publish, publicly perform, publicly display and distribute such content. The rights you grant in this license are for the limited purpose of operating, promoting, and improving our Services, and to develop new ones. This license continues even if you stop using our Services (for example, for a business listing you have added to Google Maps).”
It took Google five+ years to fail in cloning Dropbox, and they didn’t want people using Linux in combination with other operating systems to switch over apparently.
Other links:
www.googlemonopoly.eu/index.php/2011/03/google-owns-your-content-here-is-the-proof