Reasons for why lightning may strike same place again

摘要

There is a saying that lightning never strikes the same place twice. This means that very rare events happen only once, because they are low probability occurrences. The significant downturns in airline profitability and traffic and aircraft values in the early 1990s were tied to a once-in-a-lifetime combination of circumstances, including worldwide economic slow-down, oil price increases, threat of terrorism and the Gulf War, together with substantial over-ordering of aircraft in the late 1980s.