When I saw this yesterday I was a bit conflicted...for the sake of children, I don’t know if this is a good idea, although it was inevitable...and I think you’re right..the “unsure father” market will definitely be larger than the “unsure mother.” The question of the ages can be answered for under 40 bucks.
Plus the “unsure father” can do the test easily and surreptitiously. All he needs is his cheek tissue sample and the baby’s. While his wife needs to get a sample from him and the baby. BUT-—>>> If wife had only one boyfriend in the time frame of conception then she could do the test on boyfriend and baby and learn something
Lets remember that part of the reason Jews are identified as Jews via their mother is that the bearer of the child is always identifiable as Jewish. While the man who impregnated her and gave half the DNA to the child might be in question. That’s how it always was until the DNA testing we have today