jet pack was for demonstration only, not for sale, but the company stated that it could fly 457 meters, also with the hydrogen peroxide rocket engine. The T-73 was expected to fly up to 18 meters using Jet-A fuel and a jet engine, and to sell for $200,000.

Later technology

At the TechCrunch Disrupt conference in 2014, Astro Teller, head of Google X (Google's

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