I'd imagine they've been eating bats for many many many years with no virus going on. It's all very interesting.
We powder our assholes with Asbestos for many many many years through history with no issues going on, so it seems FINE.
Until Science tells us shoving teeny tiny glass needles up our bum and lungs might not be so smart and it still took us many many years to stop powdering our asses with the shit.
Ignorance is a motherfucker