Using QuickTime to Do a Free Screencast in Mac OS X
Martin Bryant did this nice article a while back which appeared on thenextweb.com . It's all about doing a screencast on a Mac without the need for any additional 3rd-party software. I was unaware that the version of QuickTime that shipped with Snow Leopard included the ability to record your screen. There is also a nice tip included on how to Zoom In by simply holding down the Control key and check out the video at the end that brings it all together.