G. K. Chesterton said that 'too much capitalism does not mean too many capitalists, but too few capitalists'. In our young century, we have lost capitalists, and wealth has coagulated to a seemingly smaller and smaller number of financiers, oligarchs and corporations. The stock market is where entrenched wealth is kept and made. An industry-shattering share-trading app is set to help deepen our pool of capitalists.