Obamacare has pushed us over the entitlements tipping point. In 2011 some 49.2 percent of U.S. households received benefits from one or more government programs—about 151 million out of an estimated 306.8 million Americans—according to U.S. Census Bureau data released last October. Currently, around 6 million to 7 million Americans who have signed up for Obamacare are receiving taxpayer-provided subsidies (though the administration’s numbers cannot be trusted, it’s all we have to work with). There are another 3 million who have signed up for Medicaid. That means some 10 million Americans—or a total of about 161 million—are now getting government...