The issue is that the macroeconomics don't add up. Millennials aren't having enough kids, so at the current population growth rate there won't be enough workers

The issue is that the macroeconomics don't add up. Millennials aren't having enough kids, so at the current population growth rate there won't be enough workers to sustain the system in its current form. We obviously need to take care of the baby boomers, but there needs to be a fundamental shift in thinking to solve this problem.