And the best part about QuickTime 10 is… Screen recording. Long a task that required 3rd party products, recording events from your screen in Mac OS X is now built in with QuickTime 10. Simply open up QuickTime, click on File and then select New Screen Recording. From there, a screen will appear with a red button to start recording. Don’t worry as that screen will not appear in your recording. Instead you will be able to use the Command-Control-Escape keystroke to stop recording. At the Screen Recording screen you will also be able to perform a few settings changes. Here, use the disclosure triangle to switch between microphones, change…