Whether you know it or not, the Affordable Care Act doesn't determine whether or not taxpayers will pay for health care for the uninsured, but how. Currently, we pay for health care for the through higher taxes and higher insurance premiums. The ACA (I refuse to call it Obama Care), provides expanded coverage for those who are eligible and for those who are already insured as well.
What's really important is that our healthy young people get in the system. It's the only way it becomes affordable.
Here's some basic information you need to know about the Affordable Care Act and what you need to do in order to determine your eligibility for federal subsidies for health care: