“Remember when Max Martin threw a dubstep drop on “I Knew You Were Trouble”? “Trouble, trouble, trouble,” Taylor Swift theatrically emphasized over the couple-years-too-late wobbles. But there was something endearing about the whole thing: you had to give it to Swift and Martin for taking it there, even if “there” wasn’t an especially cool place to take it. Five years later, Martin is still Swift’s”
