Talk over voip

Published a link to London Calling - look at the results. In general, there is such an idea that it was necessary to do in two languages, but writing synchronously in two languages ​​is difficult, and then translating is simply lazy. But personally, I consider this topic very necessary and important, because I have already told and showed my friends several times that it is very simple, and very convenient, and not by single phone cards (and even more so - not by single Skype) are alive. And every time when I showed and explained to me they said, “Oh, how simple it is, well, where have you been before?” Well, here you were ... We'll see how people like it, but in general I would like to get some meaningful comments that in their opinion need to highlight more, or something that I do not know at all ...