Vodafone gave Chris Herbert a package deal he found too tempting to turn down.
To persuade Mr. Herbert, a 27-year-old conference organizer, to pay 50 percent more for his monthly cellphone contract, the British telecom giant threw in a free subscription to Spotify, the music streaming service.
The bundled deal, giving Mr. Herbert access to both a high-speed digital network and consumer content, is the type of packaging at the core of a raging public policy debate in Europe over what types of services will be widely available and how much they will cost.
