The rosy view of the fixed wing world is at variance with the facts.
https://en.wikipedia.org/wiki/Boeing_737_rudder_issues
"This was only the fourth time in the NTSB's history that it had closed an investigation and published a final aircraft accident report where the probable cause was undetermined."
I bet just about everybody has flown on one of these aircraft without knowing that there was a potential problem. Millions of passengers flown in aircraft with a potential fatal flaw.
What did any of the European safety agencies do?
Not much, far too much money at stake.
The operators were given years to modify the aircraft and it was clear that some of them would be time expired before they were modified.