It has some interesting improvements. Javascript is a lot faster, and it has completely revised settings.
And then, I don't know when it happened, there are new Google profiles. Kind of cool looking and Picasa is well integrated now. Finally!
You also can have a selectable collection of photos right up on your profile. Much more fields to enter information are also available. Now we are slowly getting nearer to a real profile page. Now add comments, friend button etc... :)
