the results...can only be applied to similar gear.
Which in this case means Aliens.
Age and prior use had nothing to do with Arics findings.
The braze on one unit clearly was not filled entirely.
The hardness of materials and their variability was disclosed.
Again neither these things were caused by age or prior use.
They are the cause of poor manufacturing techniques, and poor QC,
CCH never had a clue about QC, and Arics recent correspondence with them reveals (no surprise) the still dont and that they do no better in terms of general management.