Taylor Swift has made it onto Forbes’ World Billionaires list. The 34-year-old pop superstar became the first person in history to reach a net worth of $1bn solely through their music or performances and now she has joined the likes of SpaceX founder Elon Musk on the annual ranking for the very first time as her ‘Eras’ tour continues to break box office records around the world. Forbes said: “Celebrities are getting richer, too. Taylor Swift ($1.1 billion) joins the 2024 ranks—the first musician to do it based solely on songwriting and performing—after the record-breaking first leg of her ‘Era…