That is one of the most stressful positions imaginable and the safety of EVERY plane in the sky depends on them thinking clearly. I'm not surprised that they are well paid.

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1982 300GD Carmine Red (DB3535) Cabriolet Parting Out
1990 300SEL Smoke Silver (Parting out)
1991 350SDL Blackberry Metallic (481)

"The thing is Bob, its not that I'm lazy...its that I just don't care."