No, its not a risky business, if the laws of physics, against which there is no appeal, are complied with. Any so called accident, either an error of ommission or commission by someone in the chain, is caused by not applying these laws. Any "accident" that is likely to happen in the future has already happened in the past, and been disected and the lessons learnt promulgated.
If people choose not to learn from history, then as it is said, history will repeat itself.
" Thats a fearsome long bow you're trying to draw there prospector -not every incident in aviation can or should be related to Erebus."
In the context, whether commercial imperatives over rule common sense I do believe it is a good example, given the grief that the only crew that diverted to the alternate route, due weather, were subjected to.