Comment by Richard Dixon (richard-dixon) on How likely is it that SARS-CoV-2 originated in a laboratory? · 2021-05-06T10:25:14.531Z · LW · GW

This is fairly convincing that it's a plausible and even likely:
https://nicholaswade.medium.com/origin-of-covid-following-the-clues-6f03564c038

Comment by Richard Dixon (richard-dixon) on There’s no such thing as a tree (phylogenetically) · 2021-05-06T10:16:48.381Z · LW · GW

Enjoyed the Attenborough Galapagos series recently, discovering most of the trees on the Galapagos are actually dandelions.