A decade ago, Calvin Harris wanted to step into the background. It was summer of 2010, and the emerging producer had just finished his last “band”-style gig at Creamfields. With a newfound desire to focus on presenting his music within the scope of DJ sets instead, Harris was eager to blend into the background a bit. That meant delegating the role of singing his own music. Harris subsequently spent months in the studio working with singers on what he believed would be his next chapter of music, but after presenting the demos to his label, the response was “overwhelmingly lukewarm.” With the wind taken out of his sails, Harris was feeling impulsive. An emotional cocktail of disappointment, sadness, and determination was what it took for Harris to write “F...