Quote Originally Posted by bitpicker View Post
People need to wise up to the fact that at any time each of them is host to more bacteria, not all of them benign, than the world ever was to humans from the first upright walking ape to today. We're equipped to deal with them.
To be more specific, those who were equipped are living and whoever weren't - are dead. And whenever the new mutations happen to the microbial life forms (which are the true rulers of the world), the history repeats itself. It's just since the invent of the vaccines the humanity became relaxed.