Bill Gates tells his foundation to spend it all by 2045

The Gates Foundation received a death sentence of sorts today.

Microsoft co-founder turned billionaire philanthropist Bill Gates said today that his foundation will have just 20 years to exhaust its coffers and wind down operations. He has pledged to donate 99% of his fortune, which today is worth an estimated $107 billion, to the foundation. Over the next 20 years of donations, he expects the foundation to spend more than $200 billion.

“This decision comes at a moment of reflection for me,” Gates wrote on his website, Gates Notes. “In…