I've just been out in mine for the first time since updating, I noticed that speed limit sign recognition seems to have a blind spot for 50mph signs, it failed to recognise a single one - and there were a lot thanks to some roadworks.
I also noticed that the dash cam wasn't available so when I stopped I had a bit of a poke around in the menus and found a message saying that the USB stick had to be re-formatted before it would work again.
No sign of Boombox for me either, but I did have this interesting interaction:
View attachment 622056
Does make you wonder if a heated steering wheel is on the way for the M3.