From the moment The Beatles broke up, Paul McCartney was always going to do whatever the hell he wanted. He didn’t want to be limited to one kind of sound for the rest of his life, and throughout his entire career, he has tended to be ahead of the curve when it comes to some of his greatest songs, whether it’s him defying the trends of the day or making tunes that wouldn’t be appreciated until years after the fact. There are many moments where h…