I think you meant to reply to the author of the original article, not to me.
(However, while you're considering reposting it, you should think more carefully about your points. The first I think is a misunderstanding of the author's use of Ebola as an example. The second you need to reason through more fully because when you get random mutations you should get EVERY kind of change, no? Including the more virulent ones? The third is a reasonable point.)