I’m only including this screenshot so I can say this:

Microsoft, especially lately, have littered dialog boxes with hyperlinks, which is incorrect as hyperlinks belong in documents, not dialog boxes.
Apple has done it right with buttons.

Help now uses the Safari HTML engine.

This screenshot shows the "Save" dialog.
Yes, it is possible to save documents to the desktop, but it seems as though there is less of an emphasis on doing that as there is on programs that do not create anything.
The only thing that the Finder can create right off the bat is a new folder.

In fact using Mac OS X is almost like using a stereo or a DVD player.

Well the translucent stickies are interesting...

Since it is based upon UNIX it has the terminal. Wait, no brushed metal look?

Shutting down MacOS, which it will automatically do after a certain period of time if you don’t click on anything.