Do social websites harm children's brains?

Some experts think so. According a href=""to the emDaily Mail/em:/abr /br /blockquoteSocial networking websites are causing alarming changes in the brains of young users, an eminent scientist has /br /Sites such as Facebook, Twitter and Bebo are said to shorten attention spans, encourage instant gratification and make young people more self-centred. br /br /The claims from neuroscientist Susan Greenfield will make disturbing reading for the millions whose social lives depend on logging on to their favourite websites each /br /'My fear is that these technologies are infantilising the brain into the state of small children who are attracted by buzzing noises and bright lights, who have a small attention span and who live for the moment...'br /br /Sue Palmer, author of a href=""emToxic Childhood: How the Modern World is Damaging Our Children and What We Can Do About It,/em/aimg src="" width="1" height="1" border="0" alt="" style="border:none !important; margin:0px !important;" / said: 'We are seeing children's brain development damaged because they don't engage in the activity they have engaged in for millennia. br /br /'I'm not against technology and computers. But before they start social networking, they need to learn to make real relationships with people.' /blockquotebr /br /What do you think, is MySpace and Facebook harming kid's brains?