What you May so cavalierly call useless information could prove invaluable to someone else. Then again, maybe not. But to the useless information society, any fact that passes its gasp-inducing, not-a-lot-of-people-know-...What you May so cavalierly call useless information could prove invaluable to someone else. Then again, maybe not. But to the useless information society, any fact that passes its gasp-inducing, not-a-lot-of-people-know-that test merits inclusion in this fascinating but ultimately useless book.