Sir Paul McCartney has been fielding fan requests for over 60 years, but there’s one he will always refuse to do – and that’s posing for selfies. The 83-year-old, who was a founding member of The Beatles before going solo in 1970, opened up about how fame has changed throughout his career in a new podcast interview. Speaking to The Rest is Entertainment ’s Richard Osman and Marina Hyde, he said that phones have changed everything when it comes to fan interactions. “Now – phones. So if I meet someone, they’re reaching for their phone, and I say: ‘I’m sorry, I don’t do pictures.’ And that is radical these days,” he said.…