Microsoft officially released the final version of Windows Live Messenger for download. You can now call your friends mobile or landline phones. Its affordable both within the US and internationally. And calling someones PC is always free. You can also grab a webcam and start a video conversation within minutes, Set up a Sharing Folder with a friend. Drop in photos and other stuff, as many as your computer can handle. See it even when one of you is offline. Hundred of millions of customers worldwide are now waiting to download this worlds largest IM network.