Meet Obamacare's secret (traffic) weapon

HealthCare.gov has, by all accounts, been an absolute train wreck of a website roll-out. But one thing the site hasn't lacked is traffic: It saw 4.7 million unique visitors in its first 24 hours online. And according to the web analytics firm SimilarWeb, which monitors network traffic, it has a government contractor called GovDelivery to thank—at least in part.