I'm not sure if it makes it easier to listen in on calls but Microsoft have made changes to the skype infrastructure: http://arstechnica.com/business/2012/05/sk

I'm not sure if it makes it easier to listen in on calls but Microsoft have made changes to the skype infrastructure: http://arstechnica.com/business/2012/05/skype-replaces-p2p-supernodes-with-linux-boxes-hosted-by-microsoft/ http://arstechnica.com/business/2012/05/skype-replaces-p2p-s...