A phone on a pole is capturing the soundtrack of a street corner in San Francisco
A San Francisco man has a new spin on surveillance technology. He uses a solar-powered android phone running the song identifier app Shazam to listen and record the music passersby are listening to.
A San Francisco man has a new spin on surveillance technology. He uses a solar-powered android phone running the song identifier app Shazam to listen and record the music passersby are listening to.
