This was known for two years. Markets are breeding grounds for zoonotic diseases. They often even jump from human to animal and back.
The real question is--how did the virus get to the live market?
The study accurately says, "While there is insufficient evidence to define upstream events, and exact circumstances remain obscure, our analyses indicate that the emergence of SARS-CoV-2 occurred via the live wildlife trade in China, and show that the Huanan market was the epicenter of the COVID-19 pandemic."
The real question is--how did the virus get to the live market?
The study accurately says, "While there is insufficient evidence to define upstream events, and exact circumstances remain obscure, our analyses indicate that the emergence of SARS-CoV-2 occurred via the live wildlife trade in China, and show that the Huanan market was the epicenter of the COVID-19 pandemic."