I thought that too, but apparently the rule was simplified this year to allow the umpire to decide where a free kick should be taken when a "down field" free kick is paid. If the ball goes out on the full, or through for a point - the free will be paid where the ball crosses the boundary.
There are a plenty of famous instances where this wasn't the case in the past - Malcolm Blight at Arden Street sticks out.
Just one of the hundreds of rule changes they have made