Really great and free service where you can chat using a bunch of services like Skype or Google Talk within your web browser, meaning you don't need to install anything on your computer.
This guy is a natural talent or the desktop flight simulators really are a great way to learn flying a real plane. He literally has zero hours of flight instructions and he has never been in a private plane.
Talking about awesome coincidences... A GoPro camera fell from a plane carrying sky divers and lands in a pig pen! This guy finds it 8 months later and posts it on YouTube.