Today I was working down at London Bridge and thought I might just take my camera and snap some photos in Borough Market – me and, it turned out, the rest of the world! Everywhere I looked there were people with really big, really flash cameras, taking pictures of costermongers and fruit and veg. After a few moments of uncomfortable self-consciousness, I decided to point my camera at the ceiling, and, after a short period in Lightroom, this is what I got…