No one is sure how serious a venture The Boring Company is for Musk, who is also busy running energy, automobile solar panel, and rocket businesses. Musk started a massive trial excavation in the parking lot of his Los Angeles SpaceX facility earlier this year, and Musk was window-shopping for a used Chinese boring machine in February, reports Bloomberg. It’s possible, as he did with the Hyperloop, a magnetic levitating train using low-pressure tubes, he’ll bless anyone who wishes to take the idea and run with it.

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