Do you have a link for the CCUCGGCGGCA code insertion specifically, please?
Take your pick: I saved the info from multiple sources and did a deep dive into Dr Steven Quay at the time. Can’t recall if I posted anything else on it earlier this year.
https://www.wsj.com/articles/the-science-suggests-a-wuhan-lab-leak-11622995184
https://zenodo.org/record/4477212#.YO3uF-hKjIU
You do know what “not peer-reviewed” critique means, right? /s