"What are we doing to help? Our engineers are creating new ‘mega-supernodes’ as fast as they can, which should gradually return things to normal. This may take a few hours, and we sincerely apologise for the disruption to your conversations. Some features, like group video calling, may take longer to return to normal."
Since skype has no physical network, who's hardware is being used to perform as supernodes? This makes skype sound like it uses some kind of virus and botnet to maintain its infrastructure.