[codingslave]

I have been wondering the same. It's a bit of a conspiracy theory, but for the last few years different people have called for the lab to be shutdown. There have been confirmed reports of SARS breaks from a lab in Beijing, none of which turned into anything big.

[est31]

Don't forget the H1N1 influenza break of 1977. It first appeared in China and is genetically identical to the strains of 1957, while the wild influenza usually mutates year after year. The best explanation is an accidental leak from a Chinese laboratory.