Bomber stream

One way the belligerents could escalate was to improve their death technologies. Better bombers and better bomber defenses such as Window were hardware improvements so were the showers at the death camps efficiently pumped with the deadly fumigant Zyklon B. The bomber-stream system and allowance for creep-back were software improvements so were the schedules Adolf Eichmann devised that kept the trains running efficiently to the camps. 

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