This comes from Jason Perlow, a tech columnist. He says that Apple is the North Korea of technology companies. It seems to be run by a relatively unhinged leader, everything is shrouded in darkness, and very little useful information leaks past its borders. See the full blog post here.
A great resource for anyone who is interested in advancing a career in Linux is the IBM web site at http://www.ibm.com/developerworks/linux. This site has a lot of useful information, including some structured tutorials for LPI certification. To see the LPI tutorials, go to the Training link on the left (http://www.ibm.com/developerworks/views/linux/libraryview.jsp?type_by=Tutorials), and look for the “LPI Exam 301 Prep” items.
