BubbaDaCaveman's post in How are you guys making correctional Pose Morph Shapes? was marked as the answer
Okay, so since I found out the proper way to make correctional pose morphs for skinned geometry I thought I would record it keep it here for future reference.
BubbaDaCaveman's post in Is there a way to make in between Pose Morph? was marked as the answer
So, I was able to automate the process of making the intermediate shape for the PoseMorph transition smoothly from base shape to intermediate shape then at last to the final shape, with math nodes in Xpresso. For future reference I am uploading the file here.
Intermediate Pose Morph 1a.c4d