Disclosure: since January 2011, Richard has been the drinks writer for Sainsbury's Magazine, published by Seven Publishing on behalf of the supermarket. Partly because of Richard's involvement with Sainsbury's, when both of us tackled a selection of wines from this big UK retailer, Richard concentrated on those that were not their own brands, while I tasted their own range of supposedly superior bottlings branded Taste The Difference, or, in their own parlance, TTD (as well as their recently expanded selection of fine wines). These TTDs are Sainsbury's answer to Tesco's Finest range and I must say that I was more impressed by the...