It's more like
Step 1: Place fortune in a large tax-free foundation
Step 2: Invest that wealth as normal, but without the need to pay taxes
Step 3: Spend charitable funds in such a manner as to increase the value of investments from step 2
Step 1: Place fortune in a large tax-free foundation
Step 2: Invest that wealth as normal, but without the need to pay taxes
Step 3: Spend charitable funds in such a manner as to increase the value of investments from step 2
> Also announced was the decision to spend all of the foundation's resources within 50 years after Bill's and Melinda's deaths.[177][178][179][180] This was later lowered to within 20 years of their death.[181][182] This would close the Bill & Melinda Gates Foundation Trust and effectively end the Bill & Melinda Gates Foundation
(source https://en.wikipedia.org/wiki/Bill_%26_Melinda_Gates_Foundat...)