EDIT: It seems it was the social bookmarks widget used that added tracking without notice. John explains better further below on the comments and his article is here.
My Flashblock has found a new... code snippet on some of this site's pages. It shows a swf file from bin.clearsring.com on the site's header.
Here is a screenie:
I am seeing this on most pages except the forum indexes and the make a thread/comment page.
I also cleared my browser's cache to make sure it was not some messup. So, is this really a new tracker on PortableApps.com or is my browser loaded with spyware?