Consequently, for interactivity, modem TV sets can be connected to a telecommunications network, normally an IP network, in addition to the broadcasting network. A typical application of this is the interactive broadcast-broadband (IBB) systems described in section 10.2.1. This is to some extent associated with the fact that many users wish to have an application where multiple different services, e.g. television broadcasting and multimedia applications, are provided. It maximizes the user experience by providing high quality, flexible, interactive and personalized services such as additional information about television programmes (for example, an EPG), or additional services for minorities and people with special needs, etc.