The donation is newsworthy in the sense that Buffett is donating ~2,000 lifetimes of income (for a US citizen) to various organizations. The resignation is new

The donation is newsworthy in the sense that Buffett is donating ~2,000 lifetimes of income (for a US citizen) to various organizations. The resignation is newsworthy because it suggests Buffett's transition into full retirement. As someone who can move markets with a quote in a newspaper, his potential retirement is certainly important enough to hit the "publish" button on a digital outlet.