The formula is: 1. Take a hard, tough-nut-to-crack problem, like making education not suck. 2. Take something that's traditionally been behing high-priced wal

The formula is: 1. Take a hard, tough-nut-to-crack problem, like making education not suck. 2. Take something that's traditionally been behing high-priced walled gardens (ie universities) and offer it online for cheap or free. 3. Put an extremely intelligent, visionary man at the head of it all. This isn't Pandora for cats. This is making quality education more widely available and making the process to do so transparent and honest. Bravo, Khan.