[ Wow, he wasn't even aware that Piter's face could do that. It's surprisingly nice to see and definitely encouraging — genius and all, he's never had a problem admitting that there's something he doesn't know (even if he doesn't like not knowing) especially not when said knowledge gap can be filled by admitting to it. ]
In my world- [ Still such a strange thing to specify. ] -there's been some advances with replicating body parts like ears and livers through stemcell research and there's also been some successes with cloning animals or human embryos for research purposes. Replicating an entire human being is still so far away that it's considered an impossibility... and I doubt we'll ever get that far, if only for moral reasons.