Can online streaming sustain the future of music?

Can new online services like Spotify and Apple Music really sustain the music we all love? Chris Cook, the business editor of the music industry newsletter, CMU, argues that when it comes to streaming, much still needs to be done before the culture of subscription takes over from the ad-based model.

Photo credit: Jesse Hughes of Eagles of Death Metal performs at the Reading Festival 2012. Simone Joyner/Getty Images