Vitalik Buterin: vitalik.eth 转推： 也许州和地方可以使用他们的一些 CARES 资金在教室里安装空气过滤器 COVID 很糟糕，但请等到您听到空气污染如何影响教育程度！ twitter.com/vitalikbuterin…

vitalik.eth retweeted:

Maybe states and localities can use some of their CARES money to put air filters in classrooms

COVID is bad but wait until you hear how air pollutions affects education attainment! twitter.com/vitalikbuterin…