I’m at Govan Cross. It’s been a while. During the year I spent volunteering at Sunny Govan Community Radio, a group of young Home Counties-types, underwritten by Oxfam, arrived to discuss the issue of malnutrition. They expressed astonishment at how it was easier to buy a can of Tennent’s Superlager in Govan than a tomato. Or how the local fruit and veg shop only survives because it also operates as a florist, whose brisk trade in tributes to the…