The purpose of metadata is not simply to describe data and information assets, but rather to proactively answer questions that consumers might have about them. Where did this data come from? How up to date is it? How trustworthy is it? What business process(es) created it? What business process(es) use it? What transformations or filtering have... See more

Gresham’s Law, familiar to most people, states that bad currencies eventually drive good currencies out of circulation. But there’s a corollary to Gresham’s Law, called Thier’s Law, which says that Gresham’s Law applies only to “fiat currencies,” that is, in cases where the government (or some similar authority) decrees that both currencies have... See more