“Do mean if they were running around wild?”
No. Just being allowed to go outside and do it.
Litter box makes them do it in the same place, which they wouldn’t do outside. They bury their poo and pee even in a litter box.
If owners don’t clean the litter box, what are they supposed to do?
“If owners don’t clean the litter box, what are they supposed to do?”
Agreed. Unfortunately, this is how most cats live - and spread germs.