It's hard to say how much of an impact it would truly have, but truth be told, you don't suffer the grind of making a living and reach the highest levels if your only goal is to get a call from papa Haitch. There's a special amount of mental illness needed to last and excel enough to even get to the point where you're on WWE's radar.
I feel like its a bit easier to get signed now compared to the days before Punk and Bryan. Especially now for women since the four horsewoman and the end of the model days under john laurinaitis.
I believe Jr in his podcast with lita talked about the lost generation of women wrestlers during that time.