Think of them as statements of probabilities. "while further investigation might be necessary to be 100% certain, the authorities determined that there his a

Think of them as statements of probabilities. "while further investigation might be necessary to be 100% certain, the authorities determined that there his a high probability that the design is to blame for the sinking not the collision." How certain should you be that there is a serious design flaw in a product before you feel it's warranted to warn others who own that product that there might be a problem.