After patting itself on the back, Spotify got around to announcing a new feature to help users discover new music and new artists. Rather than a traditional "you like this, so you might also like this" model (the one implemented by Amazon that constantly feeds you piles vaguely associated products), the company is aiming to dig deeper and provide context. A new Discover tab has been added to the player, including its web player beta, that recommends artists and provides reasons for the selection. There's much more than just a link to an artist's library, it offers a quick explanation of why it was selected along with a short bio, reviews from sites like Pitchfork and the ability to add th