Comment 159 for bug 198453

Just to mention, about the specific Skype issue, the Skype developers are adding the Pulseaudio support to the next version!

There's a poll to vote which version are you using. I encourage the Ubuntu users to vote and assure a better support in the future.

http://forum.skype.com/index.php?showtopic=373081&st=0

Best,

Igor Gomes