Covid origin really comes down to which of the following is more likely:

1) The Wuhan Institute of Virology found the kind of SARS-like virus it set out to look for in late 2018 (with a “highly variable” spike that is 10-25% different from SARS1 but still able to enter human

Yuri Deigin in the debate you participated in, your opponent argued that there was a list of viruses at WIV and no SAR2 candidates were in the list. I didn't feel you adequately rebutted that argument. I'm quite willing to believe in lab escape but if the virus wasn't there to start with..

Keith Head The claim that WIV couldn’t have any unpublished viruses is the most naïve argument ever:

Yuri Deigin His thread says 'We also have a copy of the lab's database, from 2018.'

Keith Head No, we “don’t have a copy of the lab’s database”. That’s the most disingenuous way to describe that in 2018 the authors of the Yu et al. paper uploaded some partial sequences to Genbank that they were trying to publish at the time (and that ended up in the Latinne paper). It is