I’m in King Street framing up the clock tower at the back of Rutherglen Old Parish Church when Tommy sidles up, an Olympus compact in his hand, eyeing up my tripod and camera. You’re a photographer? It’s 7 o’clock on a Friday night and I’m here because the Glasgow weather doesn’t stick to timetables. Not really, I reply as I take the shot. Tommy, short, wiry, probably in his late 50s, shifts from foot to foot, eager for more…