There’s evidence that it’s more likely than various other theories, but there isn’t a smoking gun. That’s the kind of nuance that’s easy to ignore in favor of your preconceived notions because weak evidence is rarely worth changing your mind over.

At a practical level I don’t think there’s much difference between the lab link being a 7% chance vs a 70% chance. What’s more concerning is the potential of future leaks and what responses they might result in. The possibility that local officials get in CYA mode over a possible lab leak of a more dangerous virus is seriously concerning.