Kai Kupferschmidt @kakape · 19 May 2026
@kakape @JeremyKonyndyk @ScienceMagazine Thanks Kai. Good article. What about an mRNA vaccine?
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Is that a lot?
0.03×vs 100K–1M median5 994 views is typical
0.14%Reachviews ÷ followers
0.53%Engagement rateof viewers reacted