ILLUSTRATION - A woman makes the 'thumbs down' sign with her fist and thumb in front of an enlarged 'Like' symbol of the social netweorking site Facebook in Schwerin, Germany, 04 April 2013 (STAGED PICTURE). The social network counts more than 25 million users in Germany alone, but it keeps losing more and more especially young users to other online services. Photo: Jens Buettner