Risk will dramatically decrease with advances.

> That you think this is a trivial problem shows that you’re largely ignorant of some 30 years of research and clinical debate.

Biologists are still doing punch card-level stuff. If we started cloning monoclonal, antigen-free bodies in massive body farms and performing head transplants, that'd solve almost every non-cranial disease. I could see that becoming a preventative solution to aging, too. Renewed cardiovascular health, clean lungs, thymus, etc.