The UK government laid out its vision for the food sector this week and insisted there needed to be a "radical rethink" of our the industry does business. The debate over GM was reignited, while the organic food movement saw an opportunity to state its claim after a harrowing few days. On the corporate front, two titans, Nestle and Wal-Mart rounded off results season, while discount giant Aldi announced the exit of Paul Foley, the executive credited with breathing fresh life into its UK business.