Why NASA nearly forgot how to go to the Moon.Why state governors begged retired COBOL programmers to come back during the pandemic.Why Michael Polanyi's 1966 observation — we know more than we can tell — has become the most expensive sentence in modern management.Why the wisdom your AI tools cannot replace is the wisdom walking out your door right now.And why your chatbot will not save you.Tacit knowledge is perishable. So is the window to capture it.Five Shades of Grey is a five-part limited series.