Analogy with developments in head transplantation. Consciousness uploading. Preservation of identity. Conflict of human immortality with religion.
The meaning of race and gender in a world where anyone can be any variety of human (and more). Merging with AI and technology in general.
The boundaries of the “self” and the “mind” and the meat. Hard to draw! The influence of the greater body system over the “self” part and boners. So many boners. But not from nipple stuff, no sir. ?