Comment Re:Striking air traffic controllers fired (Score 1) 223
No, but commercial aircraft in high traffic areas tend to have TCAS and similar to alert them to traffic, and if on a proper clearance won't run into anyone anyway.
IIRC there are plenty of places where TCAS is mandatory. Even for light aircraft which intend to use that airspace.
IIRC there are plenty of places where TCAS is mandatory. Even for light aircraft which intend to use that airspace.