Hacker News Reader

In a Sense, cats did actually. Not through direct contact, but by getting rid of mice and rats that infiltrate food storage.

Cat’s will also literally try to clean you as well!

When i was born, my parents cats groomed me. After a year or two they stopped. But yeah, some cats cats totally groom humans.

Cats love the taste of earwax. They will give you a wet willy while you sleep.