"That the media stumbles and gropes when discussing video games is an old story. More dismayingly, however, similar failings are to be found in a new book by Susan Greenfield, renowned neuroscientist and head of the Royal Institution. Under the title ID: The Quest for Identity in the 21st Century (Sceptre), Greenfield sets herself the task of exploring one of the "great questions" facing us: what will interactive electronic media mean for personal identity and society over the next hundred year