Those are not opposites. An engineered virus can escape via incompetence. A non-engineered virus can be intentionally released. We can't prove that the virus w

Those are not opposites. An engineered virus can escape via incompetence. A non-engineered virus can be intentionally released. We can't prove that the virus was or was not engineered unless somebody finds a copyright message in the RNA. We do however know that the Wuhan lab had engineered similar viruses, slightly modifying bat coronaviruses so that they would be much more active against human cell lines.