Summary: Writers and curators Nick Warner and Chris Fite-Wassilak discuss London and Norwich events and shows. A Crate, Margate Symposium at Showroom, London, solo exhibitions by Gina Saccone at Supplement, London, Gareth Jones at Raven Row, Patrick Keiller at Tate Britain and an exhibition of two net based artists Joel Holmberg & Jon Rafman coming [...]