The rollout of the Affordable Care Act continues to be terrible. First, there was technical problems with the Healthcare.gov website. Now comes news that not enough young and healthy Americans are signing up for coverage, which is crucial for the success of the program. The way insurance works is you need all the young healthy people to pay for insurance and not use it until they get old and unhealthy. And so far, only a quarter of the 2.2 million people who signed up are between 18 to 34, 24 percent.