I love Spotify. I refuse to participate in the ‘social networking’ aspect of things. Indeed I find the idea of assuming I want everyone knowing what I listen to, and the assumption that I want to see what other people are listening to mildly offensive. That’s ok, I don’t mind being offended.
That said, here is a list of songs (not a playlist) which use the gradual onset of distortion to great effect. Distortion has been used since the dawn of time to make guitars fuzzier, vocals warmer, snares more brutal.