There's pretty suspicious circumstantial evidence that SARS-COV-2 came from the Wuhan Institute of Virology: https://www.vanityfair.com/news/2022/03/the-virus-hunting-nonprofit-at-the-center-of-the-lab-leak-controversy
EAs are really concerned about engineered viruses leaking from labs.
Why isn't the lab leak hypothesis discussed on the EA Forum?
Is there any particular discussion you think we should be happening? My impression is EAs were concerned about lab leaks before, thought it was plausible but far from clear this was a lab leak, and continue to want more security for BSL labs in the future.
I think there are a lot of good reasons: