KEY POINTS
  • Elon Musk is known for spontaneous mass communication, including emails he dashes off to all Tesla employees.
  • In one email sent in early October, he said it was OK to listen to music on the job: "I very much support music in the factory, as well as any little touches that make work more enjoyable."
  • Another one reminded employees who the boss is.

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SpaceX founder and Tesla CEO Elon Musk looks on as he visits the construction site of Tesla's gigafactory in Gruenheide, near Berlin, Germany, May 17, 2021.

Tesla CEO Elon Musk is known for his spontaneous mass communication, from rants on Twitter to "everybody" e-mails he sends to all employees at his electric vehicle company.

CNBC has obtained a pair of e-mails Musk sent to Tesla employees in the first week of October. The first one said listening to music at work with one earbud out to listen for safety-related issues was OK. The second, harsher email reminded employees there are only three options when Musk sends directions: explain why he's wrong, request further clarification, or execute.

In this article