Considering they are known to simply prowl the neighbourhood and kill wildlife out of boredom is more than enough reason to not do this.
Perhaps if you live on a farm. Then at least there's a reason to keep mice and birds out of the barn.
It's really not about keeping them so much out of the barn, although that is kind of a side effect, farm cats keep mice and other vermin out of the house.
The HN title is a tiny snippet, taken from near the end of a very long interview about ornithology. Also: [2021]