Actually this blog post I think is a perfect example of how "designers" in the large don't get it. The ribbon was largely maligned for Office too by the web intelligencia, but as someone who spent time in the enterprise both consulting and selling apps, the ribbon is generally loved by its users. The people who hate the ribbon are the people who use OSX. Try giving Word 2003 to anyone who has spent any time with Word…
I recently started using a Mac about 6 months ago, and I'm surprised at how terrible some of the user experiences are. The Base OS is nice, but there's a lot to be desired by many of their applications. Finder is probably my #1 biggest complaint, because finding files is so hard to do with it.
If you are talking about files that belong to the UNIX underpinnings of Mac OS X: that's what locate is for, for example - try typing that into a Terminal window.