> ADS-B is amazing, yet I also find it's amazing it took so long to become more popular given how helpful it is. How much of this is the FAA dragging it's feet

> ADS-B is amazing, yet I also find it's amazing it took so long to become more popular given how helpful it is. How much of this is the FAA dragging it's feet on NextGen projects? It's astounding that after billions being poured into "security" they still don't know exactly where every aircraft it at all times.