At the bottom of every page there are now three boxes showing pending friend requests, upcoming events in the calendar and recent comments throughout the site.
A default user picture has been configured for users that don't have one set up.
The wysiwyg editors work show the colours and fonts the post will actually be in (white sans-serif on black) rather than the default white backgrounds and serif font.
Filters have been put in place to make the really old forum posts from before 2008 readable without the obsolete markup code showing.