Equating realism to pessimism is intellectually dishonest. I'm at an age where many of my friends have died and many more soon will. Even in the most optimisti

Equating realism to pessimism is intellectually dishonest. I'm at an age where many of my friends have died and many more soon will. Even in the most optimistic scenario this technology will not become normalized in my lifetime--and if it does become normalized there will be many undesirable consequences. In any case, global warming will destroy human civilization and this technology will die with it.