grumpyoldgeek
Secondly, any pronouncement of unsuitability should also include a risk analysis of other ways
Of course you're right,
This fancy stuff has indeed advanced not only passenger comfort but safety as well. We haven't quite reached perfection yet but we're still trying. That's what science is all about. Fortunately in aviation we have safety engineers watching over this quite closely and advancing their art and concepts as well.
From my vantage the most important lesson learned is the lesson learned and applied.
The day we don't learn from our mistakes signifies a loss of confidence in the profession