I think that that's a nice idea, but in reality, my experience is that even people who like similar interests can vary _wildly_ in music choice... I think that

I think that that's a nice idea, but in reality, my experience is that even people who like similar interests can vary _wildly_ in music choice... I think that social discovery of music just leads to less crystallization of tastes and more people liking a "mainstream" song instead of music choices that actually interest them...