Originally Posted by Charlatan

Ustwo, if this couple had volunarily sterilized themselves prior to engaging in this relationship, would you still have a problem? In other words, does your issue only stem from the potential harm to children of this union or is there something else?

Originally Posted by Ustwo

They made a choice to have children KNOWNING they were brother and sister and without any testing (plus I dont' think most of you know how weak that testing really is).

I'm sorry but thats fucked up. If you want to fuck your sister, good for you, but don't have kids. I don't care if they have sex, live together, etc. Thats all part of the consenting adult thing, but it was just wrong to have children.