I don't think it was brought up and there's a reason: juries tend to perceive that kind of argumentation as a concession by the prosecution that their evidence is weak.
It's something that is tailor-made for the defense to jump all over.
The pool scenario should have never been introduced. It simply didn't fit.
Makes sense. It’s a kind of d*mned if you do, d*mned if you don’t, situation.