The Guardian
http://www.guardian.co.uk/technology/2011/dec/05/monday-note-twitter?newsfeed=true%2C%2Bhttp%3A//www.guardian.co.uk/technology/2011/dec/05/monday-note-twitter%3Fnewsfeed%3Dtrue|http://www.guardian.co.uk/technology/2011/dec/05/monday-note-twitter?newsfeed=true%2C%2Bhttp%3A//www.guardian.co.uk/technology/2011/dec/05/monday-note-twitter%3Fnewsfeed%3Dtrue