Photo by Lee Martin/ Millennium Images, UK There is a group on a certain social media platform to which I occasionally post photos, usually of striking sunsets seen from my living room window, called Brighton Skies. I like engaging with this group, not only because it shows I am also engaging, in a public forum, with the town I live in – it’s sort of like putting up a photo of your beloved child or pet on the internet – but because the photographs are often good and have been taken to professional standards; like Venice, Brighton is a city to take a charming photo of. Also, the administrator is a proper artist, so has a good eye. I always get a slight but significant lift when one of my very amateur photos is accepted, and then appreciated by its audience. Anyway, a couple of weeks ago I posted a photo of something – I can’t remember what now, but it can’t have been of a striking sunset from my living room window because that’s now blocked by scaffolding – and one of the comments struck me pleasantly. Ahem.…