I am a long time Ubuntu user and last year, I got my hands on an old Macbook 2009 for really cheap.
I wanted to learn more about Macs and that's what I did since I got my Macbook.
Here's a short tour of OS X from the point of view of an Ubuntu user. They are not so different after all...
More info about ScreenStudio: http://screenstudio.crombz.com
