It is not every 71-year-old grandfather of seven and father of six you’d ask about tantric sex, but it is musician Sting I am talking to – and he is renowned for once boasting about seven-hour sessions of it. “I knew you were going to ask that,” he says from his Wiltshire home, where he spent most of 2020 and 2021 during COVID-19 lockdowns with wife Trudie Styler. It was exaggerated, anyway, he claims. When he said seven hours of tantric sex he meant dinner and a movie in the mix. You’d think he’d be sick of being asked about an off-the-cuff comment he made in 1990 about his sex life with Styler, but no...