• Jay@beehaw.orgOP
      link
      fedilink
      English
      arrow-up
      8
      ·
      1 year ago

      I think it’s just that the bivalent booster was targeting (a) an extinct variant and (b) a different Omicron subvariant. This will target some form of Omicron XBB, I think, which has been the dominant strain for months now.