By using a machine-learning algorithm, the team could mine official U.K. top-40 singles charts over the past 50 ... In the '80s, for example, low-tempo, ballad-esque musical styles were more ...

Can I level with you? I’m not always sure I know what people are talking about when they say algorithm? You’re not alone: Honestly, I haven’t always been sure what I meant when I said it either.