UPDATE: Sorry for the confusion it is only available currently for the 8300, 8310, & 8320.
UPDATE 2: Some people are reporting issues with this OS on their 8320 devices with T-Mobile
I love the internet! Thanks to Randy & Robbie for both sending this in!
R.P has just posted links to one of the latest BlackBerry OS versions on his website blackberryfree.blogspot.com.
You can find the download links for OS 188.8.131.52 at this link for the BlackBerry 8300, 8310, & 8320.
Don’t forget to delete the vendor.alx file at C:\Program Files\Common Files\Research in Motion\AppLoader\