The secret is Senior Training Captains are better than the average line Captain. They never make a mistake but hell if you ever miss a call or a minor infraction on a line check.
Mind you that forward cargo fire warning is just an indication problem so it is ok to pass suitable airports (Boeing 777 Team).
We have been very lucky at CX not to have an accident but when does our luck run out?
Don't let it happen on YOUR WATCH. The most benign thing can turn into something very bad in a matter of seconds.
Anyway so what’s the duff on what happened 3 weeks ago? A visual approach, a messed up VNAV/ MANAGED Approach? Flying through a thunderstorm?