Fauci's argument was that pandemics happen naturally, so it would be better to get ahead of them in the lab. Was he wrong? Maybe. Or maybe Covid was totally natural and we needed GoF research to help with vaccines. Fauci also acknowledged the validity of concerns, in that same paper.

Is it bad to run a biolab next to a naturally virus -heavy environment? Probably. Is it bad to trust the Chinese Communiat Party with a biolab,given their decades long record of oppression the Chinese epoeple and suppression of the press? Probably.

Vinyl Chloride gas clouds, by contrast, never appear naturally.