Cloud storage can be a smart way for an app to manage your data. Maybe it needs to store a lot of info that's not regularly accessed, and it wouldn't make sense to keep it all on your phone. Maybe that data is very important, and it would be smart to have a backup copy residing somewhere. In order to make it easier for developers to provide such services, Google has updated its Google Drive API, giving developers some new tools for using it as app storage. The big change is that apps can now set up special app-specific folders on Drive. Users don't get full access to their contents, and ...