5 years ago, WHO tweeted that China had no evidence of human transmission of . I and many others knew that was wrong, just as we knew COVID was airborne, reinfections occurred, and Long COVID was a risk before WHO said so. It's easy for an informed observer to make fast calls compared to public health experts restrained by process. But if a bus is about to hit you, do you want someone who tells you rapidly or someone who pulls out their tape measure and calculator to confirm risk first?