you appear to be having a go at this crew for;
Far from it. I think they did exactly the right thing having realised the mistake, notwithstanding the subsequent fallout.
I find the comment re standing the crew down laughable just as I find the comments of the "press-on" merchants.
Yes the captain is ultimately responsible, notwithstanding the delegation of duties to the the 2 S/Os. These are the sort of guys who covet the RHS and LHS jobs and are very critical that their careers are being "rooned" (in Aussie lingo) but seem to have problems getting their current duties right, having let their captain down. The poor old captain has to wear it but it goes with the job.