Probable or possible Is it probable or possible that the volume of information will drown us or save us? In the 70’s of last century, a very good professor was drawing a line on the blackboard.  He put a 0 at some distance from it and then a 100%. Looking at the audience, he expressed this simple ratio: in any decision, one can move hypothetically between total uncertainty and total certainty, and that what diminishes the darkness and increases the certainty necessary for decision making is information. This white ray on a dark blackboard was a clear-sighted example in an era when the market research and other executive-level studies were just at their beginnings in Latin America. Even more so in the field...