Support for the idea that something resembling SARS-COV-2 might have been circulating in the region before the pandemic began also comes from another intriguing observation, the low incidence of COVID-19 in South-East Asia, particularly in Vietnam.
A great piece on lab vs zoonotic COVID-19 origins
If the case that SARS2 originated in a lab is so substantial, why isn’t this more widely known? As may now be obvious, there are many people who have reason not to talk about it. The list is led, of course, by the Chinese authorities. But virologists in the United States and Europe have no great interest in igniting a public debate about the gain-of-function experiments that their community has been pursuing for years.