The whole notion that VoIP service should be called parasitic is lost on me. In many cases, VoIP is the reason people purchase broadband and as such I would consider it symbiotic. Why don’t we call Google a parasitic search? Hotmail, a parasitic e-mail service? iTunes a parasitic music service. Get the point? Whoever decided the term parasitic should be applied to VoIP has done the industry a disservice.
Here is an extended rant on the subject: