Because gain of function research is dangerous. It’s also what likely turned Covid into a pandemic.
https://www.sciencedirect.com/science/article/abs/pii/S07554...
https://www.newsweek.com/controversial-wuhan-lab-experiments...
https://www.newsweek.com/covid-lab-leak-china-virus-nuclear-...
https://www.vanityfair.com/news/2022/10/covid-origins-invest...
https://www.propublica.org/article/senate-report-covid-19-or...
https://onlinelibrary.wiley.com/doi/full/10.1002/bies.202000...