What about this?
6.1User Content Generally. Certain features of the Service may permit users to upload content to the Service, including original literary works (such as fictions, short stories, essays, etc.), suggestions, messages, comments, reviews, photos, video, images, folders, data, text, and other types of works (“User Content”) and to publish User Content on the Service. You retain copyright and any other proprietary rights that you may hold in the User Content that you post to the Service.