I just double checked...prev version was 2.0.50 and mine got the newest on 10/20/2010. I suspect with the 2.0.50 they gained the ability to auto-update the firmware. That being said my setup still works great. A few hiccups the other day but been fine since.
We'd like to know further information about the issue you are having with your Slingbox. Are you able to get the remote connection? Were you able to fix the issue? Make sure to provide all the details about this issue.