Businessweekonline, 26 April 2006
A plan to sell ringtones may be a low-risk ploy to whet users' appetites for a raft of more lucrative VoIP-based entertainment services
Madonna had the right idea when she sang, "Ring, ring, ring goes the telephone" in her song Hung Up. Before long, that tune could end up alerting users of Skype, the Web-based phone service, that their phones are ringing too.