You are demanding the impossible from him. DAZ literally has no texturing and DPС is forced to create the skin by hand in PS. Realistic and beautiful skin maps are created in special programs like Substance Painter or even Blender, but unfortunately, DPC does not have the time or desire to switch to new software.
He has reached his ceiling, his models and graphics will remain at the same level. If he wants to get better, then DPC needs to learn other software. But he is unfortunately not Ocean, who strives to constantly improve his skills and is comfortable in his world.