Someone chose to put two Union Jack armchairs and an exercise ball in their office window for all of London to see. I spotted this walking past an office block and the arrangement stopped me mid-stride. The chairs are proper wingbacks, upholstered in full flag regalia, flanking a slightly deflated-looking exercise ball that’s doing its…

We’re near Piccadilly Circus, there’s a big painted sea turtle sculpture on a blue plinth, part of a public art trail supported by Deborah Meaden and Steven Bartlett, no less, and absolutely nobody sitting on it is paying the slightest bit of attention to it. They’re all on their phones. The star of the show…