> Pre-birth genetic testing

What exactly will that do? Unless it is fragile-X or something that can be proven using genetic testing, it won't help at all.

Except that autism doesn't have a single mutation that has been identified. Even if it did, autism is not purely a negative: for those who are able to cope it produces world views that can allow us to escape local maxima.

Eradication seems an odd goal. Treatment and support are more realistic and less creepy-eugenics.