Abstract: A system and method is disclosed of attention based cryptocurrency. Currency is generated or “mined” by a user listening, in one embodiment, to a streamed song, and upon listening to the entire selection, the user, the song artist and the streaming host server are each allocated a portion of Attention Based Currency (ABC) according to a formula which may vary based upon several factors, including the popularity of the selection, the number of simultaneous listeners and the number of times the song has been streamed. The formula chosen can promote listening to lesser known artists. The ABC can be traded or redeemed for products or services.