Or the Yap Phone might suit Consumer D, who just likes the feel of a handset. The InternetPhoneWizard fits Consumer E, who needs to toggle between Internet and regular calls. However, whether you're one of those consumers, or a company entering the Internet-telephony market, know what you're getting into. Internet telephony sometimes results in a perfectly reasonable conversation. But it's also prone to unnatural delays.
Voices sometimes break up.
Completely random and mysterious fluctuations in voice quality will test the patience of any consumer, as will failures to connect. In its current state, Internet telephony is a tough sell. Mainstream consumers are likely to get frustrated. Overeager companies don't help matters by claiming that the quality of Internet calls is just as good as regular calls, as one of my test-product packages stated. However, it's early.