Obviously there's the issue of people allergic to cats. And whether a given cat gives a [pun warning] rat's ass about chasing off vermin. But from reading the

Obviously there's the issue of people allergic to cats. And whether a given cat gives a [pun warning] rat's ass about chasing off vermin. But from reading the article - it sounds like the motivation is all "cat lovers" and "feel good", not science-backed public health policy. Might anyone be familiar, to comment?