I would be much more fascinated to know how two separate lineages both made their first leap to humans at the same market. The odds on THAT occurring are much,

I would be much more fascinated to know how two separate lineages both made their first leap to humans at the same market. The odds on THAT occurring are much, MUCH smaller than those of two lineages that had already made the leap to humans (or two branches descended from the first human leap) being found at the same market during the first few months of an epidemic.