9. Flickr 2000 2001 2002 2003 2005 2004 2006 Wikipedia Linkedin Blogger 1999 Second Life My Space Skype Digg Facebook Ning YouTube Twitter Spotify Google c:a 1998 2008 2007 2009 Farmville iphone Wikileaks Angry Birds
10. If you are not paying for it, you're not the customer; you're the product being sold.