Right, but the issues with using geneology-resolution DNA to match a specific individual are already understood---you yourself have highlighted them. A defenda

Right, but the issues with using geneology-resolution DNA to match a specific individual are already understood---you yourself have highlighted them. A defendant is one expert witness away from undermining a case that relies on that low of a resolution of matching alone. In this case, that data was only used as a pointer to suggest to police that deeper scrutiny of the identified suspect was warranted.