People are so smart about certain things, they become complete dumbasses. The possibilities are endless for stem cells. This whole bull ethical conversation is just that--bull .
If we stopped trying to define shades of gray (because that always works in every context, right?) and just stick to a criteria we've used for 99.9999% of our existence, this becomes a non issue.
A human is born when they are born. And they are born when they come out. Simple as that. If you draw the line there, and take two steps back, you realize how ing re ed arguing about abortion and embryos and fetuses (feteese?) are.