The article was about linux and software installation. Yet I found some very insightful comments on the issues surrounding software installation on Apple's OS X.
For instance, here
There are also some very useful comments on the security assumptions that OS X makes. Need to read it when I have a bit more time.
"Irrigation of the land with sewater desalinated by fusion power is ancient. It's called 'rain'." -- Michael McClary, in alt.fusion