Earlier quoted context omitted.
"They're going to use whichever video chat comes built into their SmartPhone, tablet, computer, etc. They're going to use FaceBook's eventual video chat service or something Google offers." Really? I'm thinking the barriers to switch from Skype are pretty high due to the vast amount of users Skype has. Why switch to a slightly more polished product when you have no one to communicate with there? We have to remember t…
They were pretty quick to adopt Skype. Its only seconds to load another VOIP-style client, and no time at all to use the one that came preinstalled. And you always know who you want to talk to on Skype, you're not calling the flower shop or anything, its your brother-in-law or whoever, so you can arrange for them to try another client in seconds. So the barrier to switching is pretty low.
Also, a product will seldom sell itself. The Skype brand has plenty of intangible value, for instance from their collaboration with Oprah.