Well, this has gone without much fanfare. I updated my dev rpi2 to 8.1 and it seems just fine.
You might want to make a note that the 8.1 image is required for the new RPI2B rev 1.2 board that was release in Q4 of 2016.
You might want to make a note that the 8.1 image is required for the new RPI2B rev 1.2 board that was release in Q4 of 2016.