> If this or some offshoot ever makes it to the US, we should see a dramatic decrease in family law, Federal subsides for child support, and could lead to dramatic decrease in crime. That is, if it becomes as available as womens birth control.

Nope.

Just as with vasectomies, we'll see far more men claiming to have had the procedure and women will believe them.

Yes, a few men who wouldn't have gotten a vasectomy will do this, but they're in the noise.