The power of musical interpretation. I think it's easy for people to use info like this to confirm their long-standing biases that Rihanna contributes nothing to her music- a fact I don't disagree with, but I think there's more to it thatn that.
Wherever 'Stay' came from, she made it her own. With her voice she it turned from a song written by Mikky for himself, to a song that reflected her feelings and story.
