Cutting to the chase, in the little things do matter column:
""The introduction of notches, probably caused during the bush removal process, introduced stress [risers] into the small end, increased the likelihood of fatigue crack initiation and therefore fatigue failure."
Referring to the Con rod rebushing screw up by a hand angle grinder that was likely the cited cause of the calamity.
Reality check, that half the population is smarter then 50% of the people and it's a constantly contested fact.
