I don't get it. According to Reddit and the tech bros, The Algorithm knows everything about us. It hoovers up everything we do on the internet and builds a profile so amazingly accurate it can deliver adverts to us with the pinpoint precision of a laser-guided missile of Capitalism. Last month I wanted to replace our old bed. So I made a few Google searches. Almost instantly the adverts in my YouTube feed were suddenly all for bed and mattress related businesses. The Algorithm knows!!! There's major roadworks in town that require merge-in-turn measures on a particular road. Being British...