Yes it is outside the scope of this study. It looked at behavior of the variant in a test tube. The results suggest that the question you raise is a natural n

Yes it is outside the scope of this study. It looked at behavior of the variant in a test tube. The results suggest that the question you raise is a natural next line of inquiry. But it won't likely be performed by this group, they are test tube researchers, that question is answered by number crunchers.