@Grannyshooligan @rayguarino @saletan @RadioFreeTom @mehdirhasan Booster was nearly 100% effective against delta at least before waning. Very few would even get infected. Not the same w/Omicron at all.
@Grannyshooligan@rayguarino@saletan@RadioFreeTom@mehdirhasan的助推器至少在减弱之前对delta的效果接近100%。很少有人会被感染。完全不是同一个w/Omicron。