Answer
When the same abnormality recurs, records allow the operator to see frequency, conditions and progression that a single crew may not notice.
Explanation
Trend visibility is one of the strongest reasons to record unusual events.
Drone exam · Incident reporting and recordkeeping
When the same abnormality recurs, records allow the operator to see frequency, conditions and progression that a single crew may not notice.
Trend visibility is one of the strongest reasons to record unusual events.