In an interview with The Associated Press, Rihanna says "It's a nonstop pace, very speedily, and Def Jam does not play, that's all I can tell you," she gripes of her record label.
"We just keep going and going - it's fun, we make sure that we have fun while we do it."
"It shows such growth for her as an artist," Def Jam President Shawn Carter, better known as Jay-Z, told the AP. "If you listen to the lyrics to that song, you know the depth and how far she's come."
Jay-Z delivers the opening salvo on the dramatic song, about the strength of a relationship. (Source)