So in the report by Meta, they go into a little more detail. One post in particular claimed that Fort Detrick is the origin of Covid. Fort Detrick is located in Maryland, and a quick google shows that it hasn't worked on biological weapons since the late 60s.
I never got too deep into it, but I enjoyed ~10 hours of it before getting distracted by other games. It felt more like a park business simulator like Roller Coaster Tycoon, rather than an elaborate park and ride designer like Planet Coaster.
It's totally worth $15 if you want to scratch that itch.