It only took 67 posts to get there. I read these threads and am always amazed that every possible, conceivable reason for these atrocities gets stated and restated without ever getting to this thought.
If this phenomenon would be "studied" instead of the mating habits of a gnat, we may begin to solve the problem.
Are you going to put down all kids with autism, pre-natal cocaine exposure, alcohol fetal syndrome or all the other horrendous things that happen to children to make them into damaged goods because they react the way fate made them or somebody twisted them into?