RIM has made a little "boo boo" when they updated their 'technical support' page. One of their articles on their knowledge base shows a version 188.8.131.52. Click here for the picture and article.
So can this be a slip up and could this be the next official OS release? If it is, who will get it? It'd be interesting to see. I think when they release the App World, the official OS will be released as well.