Jinn of Quality and Risk

NYT: Canadian investigators have concluded that the 1998 crash of Swissair Flight 111, in which all 229 people on board were killed, was caused by sparks from faulty wiring that ignited flammable insulation above the cockpit, crippling the aircraft's electrical system. ... The investigation was the most extensive ever in Canada for an air disaster, taking four years and costing $40 million. More than two million pieces of the shattered aircraft were retrieved and 150 miles of electrical wire inspected. 

Almost half of intravenous drug injections in UK hospitals are erroneous. That is consistent with close to random activity by ignorant people (not quite random, but similar). One is left with the scary thought that hospital treatment in the UK is but a modern variant of Russian roulette. BBC News: When [UK National Health Service] nurses give drugs intravenously, they are making mistakes in almost half of the injections because they are poorly trained... Since this is a British article, "poorly trained" is likely to be a euphemism for "incompetent."