One of the odd side effects of our current socially-distanced world has been the extra care required for previously mundane activities. Social distancing rules and sensible precautions have turned innocuous undertakings, such as buying models from a friend, into scenes reminiscent of evidence handoffs in so many second-rate spy flicks. So it was one blustery Thursday afternoon that I found myself masked up at a familiar door, trying very hard to surreptitiously hand over a tightly-rolled collection of notes whilst also remaining 2 metres away. In exchange I was pointed toward a slightly battered green cardboard box waiting for me…