The following is in no way a scientific rebuttal of anything said in the article, and I'm aware of this. That said, the cited Wickramasinghe has some outlandish

The following is in no way a scientific rebuttal of anything said in the article, and I'm aware of this. That said, the cited Wickramasinghe has some outlandish beliefs, including: - The belief that various pandemics (flu, covid, etc) have extraterrestrial origin. - That some fossils such as archaeopteryx is a fake. - Sided with quasi-creationist views and against the scientific mainstream. None of this automatically invalidates this theory, but it's at least noteworthy.