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SARSCoV2 circulated undetected for months before the 1st Covid cases in Wuhan. Using molecular dating tools & epidemiological simulations, researchers at UC San Diego estimate SARS2 was likely circulating for ~2 months before the 1st cases in December 2019 https://t.co/o7h95G3UtX
— delthia ricks 🔬 (@DelthiaRicks) March 19, 2021
https://t.co/6Uu220PcDF https://t.co/n6F7r1WZNb pic.twitter.com/CIW3pj5GvV
— simonthong aka kitty poo (@KittyPo80176717) March 20, 2021
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weehingthong 
This means that the even more virulent Sars-Cov-3 is also circulating undetected and the entire planet will be in permanent lockdown. Syabas. Greta will be pleased. No more humans, no more climate change. Rising sea levels? No worries mate.