> Your argument comes down to "one counter example proves I'm right". Not only would that be a valid reasoning, but the number of counter examples is far from

> Your argument comes down to "one counter example proves I'm right". Not only would that be a valid reasoning, but the number of counter examples is far from one. Horizontal gene transfer is not something that happens only rarely, it is extremely common among bacteria and your model is based upon the assumption that it not happen.