There is looking and there is scanning. An active scan needs to be worked into cockpit routines and maintained. It is part of the low level concentration involved in routine leg flying.
That said, the investigation will surely look at the procedural aspects of the operations - deconfliction patterns, calls and potential threats therein. Reducing the risk of this happening starts somewhere else
Last edited by Torquetalk; 4th Jan 2023 at 10:49.