Wolfgang is a service for live classical music. The smartphone app lets you appreciate and experience classical music more intensely. Wolfgang whispers well-timed information to you about what you’re hearing at that precise moment in music. By keeping the screen dark we ensure that Wolfgang minimizes disruptions to others during a concert. Wolfgang is a disruptive stone in the previously tranquil concert pond. An "abject idea" according to one, a "valuable addition" to the other. Wolfgang brings the concert venue into the 21st century and demonstrates how technology can be used to revamp the traditional culture visit.