[quote]Still, the idea of parents being able to design their kids to simultaneously have oligodactylism, pygmyism, methemoglobinemia, and naturally white hair is bound to make lots of people uncomfortable.[/quote]
There's a difference between making sure your kid doesn't have diabetes, and designing a freakshow because you watched a cool anime and now think your kid having heterochromia and white hair would be dope. 

As others mentioned, there will be just like with vaccines those against improving mankind as a whole but as it stands their voice shouldn't and doesn't matter in the question.