Because women are too sissy to manipulate a bag of dirty and smelling things. Same reason they hate doing dishes, and why the dishwasher was invented. And yes, I could mess it up. I already did.
What you write is very sensible and I can’t discuss it, but we were not talking humans, talking about tank fish, raised for generations in tap water… Although I bought on occasions wild specimens with no more problems…
I did the same, only at 60….