Arts Society Newbury lecture: Banksy: Fraud or Genius? by Pepe Martinez at Arlington Arts, Snelsmore on Tuesday, September 24 Review by ALAN CHILDS LYING under a train he had been “tagging”, oil dripping on his face as he hid from the police, the young graffiti artist wished he had a way to make his mark and get out more quickly. Then above him he saw the stencilled train number. And so the Banksy phenomenon was born, with its serious jokes, protests, artworld subversions, hint of rebellion, millions of fans, and more money than the still-anonymous artist expected, or even wants. The desire to…