Amazon's Prime Air drone delivery team is so secretive that employees are often forced to use fake employer names in public (AMZN)

· Amazon's drone delivery team, called Prime Air, maintains a secretive culture detached from the main campus.
· Employees are told not to specifically say who they work for in public.
· That secretive culture has backfired in some ways, leading to a delay in real-world testings, employees say.
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