You probably do not want my input here because it is not related to zbrush, but I have always used Silo pro to morph my figures, It will work only now sometimes with the blank La feme. If I try to take the head of the morphed model to tweak it, I will get error message, not the same number of vertexes. the same with a full body morph. When I export it out of silo it has exactly the same vertexes but load it into poser it does not.

Dive into Fantasy and Ride the Waves

I have many scenes in my head, but non of those are on paper.
I have yet to learn to bring those to life.
The ones that I give life, are not those I see