That's true of anything in life. We don't know if walking down the street is going to result in being struck by lightning. Your argument amounts to "anything wi

That's true of anything in life. We don't know if walking down the street is going to result in being struck by lightning. Your argument amounts to "anything with a nonzero risk is Russian Roulette". But life is about taking risks and accepting tradeoffs. We go about our life ignoring many risks that have rare incidence or severity. The same logic applies here.