The Man-Machine Boundary Continues To Fade

I’ve been thinking a lot about the man/machine question. The question was raised initially by Ray Kurzweil when he said, "We are a human-machine civilization. Everybody has been enhanced with computer technology...they're really part of who we are" (see We'll Accept Robots As Human – And Become Immortal As Human-Machines all members).
This question has invaded many aspects of life. The world of sports is a perfect illustration of the complexities. We have the fading of the man/machine interface with cosmetic and auxiliary drugs. There is the whole concept of cosmetic neurology (see . . .