Ive got your update right here
Bugger paying MS to get back the ability to share my desktop in Skype that they took away.
Also, encryption you can trust (ZRTP) not to have backdoors (Open Source).
Standard communication protocols (SIP, XMPP) to enable easier connections to more applications.
Available for Windows (32 and 64 bit versions), Mac OS X and Linux.
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https://jitsi.org/
Meet as many people as you want in one single call.
Create conferences over any SIP or XMPP service and add to them anyone you want regardless of what application they are using.
Use all your networks from the same application.
Jitsi lets you connect to Facebook, GoogleTalk, XMPP, Windows Live, Yahoo!, AIM, and ICQ so that you can chat to all your friends in the simplest possible way.
Show your desktop to anyone with a video-capable XMPP or SIP client.
Allow other Jitsi users to interact with your applications regardless of your OS.
Oh ... and did we mention your session can be ZRTP encrypted?
You can download Jitsi and use it regardless of your OS.
Simply download our Windows, Mac OS X, or Linux packages.
With a little bit of extra bravery you can also easily build and run it on FreeBSD.
Secure video calls, conferencing, chat, desktop sharing, file transfer, support for your favorite OS, and IM network.
All this, and more, in Jitsi - the most complete and advanced open source communicator.
Really See your friends with Jitsi and its high quality SIP and XMPP video calls!
Jitsi can encrypt your calls using the innovative ZRTP.
Do you see the padlock? You can safely tell your secrets!
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And the more people use it, the better it will get.
I’m going to give it a go, consider yourself invited.
https://jitsi.org/index.php/Main/Download