I know this post is going to come off all Mac-fanboy-ish, but it must be said.
OS X’s dock menus:
New system tray, which users are in control of:
OS X’s menu bar (which I am in control of):
Note: if you’re wondering why there are some funny characters in these screenshots (like the O’s above), I’m mucking around with a system font with an incomplete character set.
OS X is handling these features simpler, more elegantly, and better.
Images from Ars Technica.