One AD confirmed the existence of an upcoming Basel release from Patek - an all steel sporty watch that isn't from the Nautilus or Aquanaut families. It looks like this:
Yes, this is the 5960 annual calendar chronograph - self-winding, all steel, on a bracelet. The previous 5960s have been discontinued.
Comments, TWAT brethren? Go.
Personally, for the look and purpose of an all steel sporty watch I prefer the one I have: