[asah]

Virtue signaling, but maybe there's other places where capital is a constraint and this will inspire other wealthy donors who can move capital faster than government.

Subtly, extreme capital can drive extreme solutions. Picking a random example, if less-effective-but-better-than-nothing masks can be manufactured by hand locally, then (say) $20 per mask would motivate millions of citizens to hustle, especially if they're out of work.