It could be an intermediate version - designed to test contagion and immune response before a final, more lethal variant was produced. It escaped the Wuhan lab due to incompetence or malice.
It could be an intermediate version - designed to test contagion and immune response before a final, more lethal variant was produced. It escaped the Wuhan lab due to incompetence or malice.
That doesn’t make any sense. The SARS coronavirus IS already much more lethal. A bioweapons engineer would start with the most lethal virus and work to make it more lethal and contagious.