Elon Musk is hailed as an innovator and disrupter who went from knowing next to nothing about building cars to running the world¡¯s most valuable automaker in the space of 16 years.
But his record shows he is more of a fast learner who forged alliances with firms that had technology Tesla lacked, hired some of their most talented people, and then powered through the boundaries that limited more risk-averse partners.
Now, Musk and his team are preparing to outline new steps in Tesla¡¯s drive to become a more self-sufficient company less reliant on suppliers at its ¡°Battery Day¡± event on Tuesday.

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