I don't have sympathy for most people. I've had several major setbacks that were no fault of my own and you don't hear me whining that it's not fair. I picked a different path and trudged on. You're 20 years old and years ahead of your peers. You're going to be just fine.

The requirements for the new ATP written can easily and seamlessly be intergrated into regional airline training programs. In fact, I would be surprised if most didn't already exceed the requirements. The only difference would they would have to endorse you for the written prior to your ATP/type-ride.