Can't argue with what you have said cause I just do not know.
However, if your premise was true then there would be lot of de-commits prior to signing day and well that just has not happened. He has had 1 or 2 change commitments late in the process but not any more or less than other schools.
So pardon me if I do not take an Anti-Aggie's world as gospel.
We will have to see if Sumlin's can keep on attracting the top recruits and keep getting them, to sign - I do not know why he is able to do so - but right now he is !