Funny, I just posted about that to my blog (www.returncontrol.com). In short, the theory that I posted there is this: People who opted in to preview the new f

Funny, I just posted about that to my blog (www.returncontrol.com). In short, the theory that I posted there is this: People who opted in to preview the new facebook profile used to be redirected to new.facebook.com, but that domain is now redirected back to www.facebook.com, which is trying to send you back to new.facebook.com.... You get the picture.