@antizeroalt @Backtotravel22 @MichaelSFuhrer Agree, 100% use rate is very hard. But with air quality, I don't know, maybe possible. Maybe better is possible. Nobody knows, I think.
@antizeroalt@Backtotravel22@MichaelSFuhrer同意，100%的使用率非常困难。但就空气质量而言，我不知道，也许是可能的。也许更好是可能的。我想没人知道。