That will happen initially when one guy is bigger, stronger, faster. I've said it before, it isn't impossible for Tua to overcome the physical limitations, but they are drawbacks. We were told Tua had elite pre/post snap read ability. No idea at this point if it is true. If it is, he may beat the odds. If it isn't, we will move on.They
They ate still in their infancy, but Tua is crawling and Herbert is already walking.