When recorded glucose levels generate high priority alerts, physicians or other health-care providers initiate direct contact with the patient. An ordinary phone call over the cellular phone network is one way to support direct contact. Because any client-side device used with the RTGM system must be fully Internet-capable, an Internet telephony application, such as Skype, is another possible way of supporting synchronous voice or video communication with the patient. Should Skype or a similar Internet telephony application be used with the RTGM system? Why or why not? If such an application is used, should it support video? Why or why not?