Neuralink and Boring

Musk’s two private companies file nothing public. This is what can be pieced together from their funding filings, trial registries, city contracts, regulators and the press, every figure cited, and the arithmetic of what each would need to become a ten-billion-dollar-a-year business.

Neuralink The Boring Company His predictions

Brain implants: a paralysed patient controlling a computer by thought, and next, sight for the blind.

Valuation and funding

Each funding round and secondary-market valuation. USD billions.

People implanted

Cumulative implants, from company statements and an unofficial tracker.

The trials

Every registered study, its planned enrolment and status.

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What $10B a year would take

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The rivals

Other brain-computer interface companies, their funding and stage.

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Regulators and the law

FDA, animal-welfare and other proceedings.

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The Boring Company

Small car tunnels: the Vegas Loop today, Nashville and Dubai next.

Valuation and funding

Each funding round. USD billions.

Vegas Loop riders

Cumulative passengers, from the convention authority and the company.

Cost per mile, against subways

USD millions per mile, log scale. Not like for like: a Loop tunnel is one lane for cars; a subway carries far more people.

Every project

Contract value where known, and where each stands.

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What $10B a year would take

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The rivals

Conventional tunnelling and other ways to move people.

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Regulators and the law

Permits, safety and environmental cases.

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His predictions about them, scored

From the same record as /record: on time, late, partly, missed, or pending.

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