Chiming in with shameless me too self promotion... I have a similar feature on http://tuned.io/ http://tuned.io/ - it's a soundcloud search with autocomplete;

Chiming in with shameless me too self promotion... I have a similar feature on http://tuned.io/ http://tuned.io/ - it's a soundcloud search with autocomplete; you can play any of the search results instantly, etc. The music makes for good coding background.