Information versus pseudo-information

摘要

Consider this parable: A chemist, an engineer, and an accountant are marooned on a desert island with many ' cases of canned food but no way to open them. The chemist proposes leaving the cans in saltwater until they corrode, but his idea is rejected as too time-consuming. The engineer suggests bashing them with a rock, but the others object that it would contaminate the-contents. The accountant then proclaims, "I've got the perfect solution!" When pressed, he explains: "First, let's assume we have a can opener...."