Back in the 90s when Gates was kicking off the Gates Foundation while also running Microsoft he talked a lot about this calculus -- when to give how much, knowi

Back in the 90s when Gates was kicking off the Gates Foundation while also running Microsoft he talked a lot about this calculus -- when to give how much, knowing that his Microsoft fortune was likely to grow faster than the market, but that you couldn't postpone this work forever. The answer he seems to have settled on was to ramp down his Microsoft involvement and ramp up his foundation contributions roughly together, spending the first part of his life as a billionaire mainly focused on becoming a hundred-billionaire, and the second part of it focused on distributing those gazillions.