Wikipedia

"Just as human history is often divided into the eras B.C. and A.D., it's not unreasonable to imagine the Internet's story split between B.W. and A.W. — the "W" denoting Wikipedia."https://www.dw.com/en/wikipedia-at-25-of-collective-knowledge-and-its-fault-lines/a-75480616?utm_source=join1440&utm_medium=email&utm_placement=newsletter&user_id=66c4c92f5d78644b3ac5d5b4