This is good for people who are Amazon shareholders and
sometimes good for people who are Amazon customers.
There are many people in Seattle who stand to benefit more from having better roads, schools or provision for homeless people. Some of them, shockingly, are not Amazon shareholders or even Amazon customers. Why would they trust Jeff Bezos to help more than even an unusually inept public official with their problems, when providing such services to the people of Seattle without charge is manifestly not in the financial interests of the average Amazon shareholder?