55 years ago, Dylan struggled with the song. Al Kooper, his keyboard player, suggested a “rock” format and promptly improvised the famous organ riff.
Over the years, it became clear the song was revolutionary in more than its lyrics. It’s considered one of the most influential compositions in rock. It’s #1 on Rolling Stone’s 500 Greatest Songs of All Time. And, in 2014, the handwritten lyrics from the pencil of Dylan fetched over $2M at auction.