One roadblock for the flying train is a security screening process that wouldn't require the TSA to set up shop at your local train station. Akka suggests using retinal scanning after passengers board the train en route to the airport.
The simple solution is to abolish the TSA with extreme prejudice. We've probably lost more cumulative years of life to them than in 9/11 by an order of magnitude.
It's automatous. Also this...
The simple solution is to abolish the TSA with extreme prejudice. We've probably lost more cumulative years of life to them than in 9/11 by an order of magnitude.