Zach found this recording recently, and it's a crucial piece of evidence that thoroughly refutes a theory put forward by Alina Chan, DRASTIC, and even, according to what we read in Vanity Fair, the FBI. Check his thread! #covidorigin
It's a public webinar that Zhengli Shi delivered on March 9, 2020, before a global pandemic had been declared. In this clip from the talk, Shi delineates 4 sarbecovirus lineages. The 8 samples in "Lineage 4" are the ones in the figure most closely related to SARS-CoV-2.