Hyperloop (concept) and gyroscope: what they have in common

1. Step 1. Hyperloop (concept) — was inspired by — Pneumatic tube. Capsules in a tube — pneumatic post for people.
2. Step 2. Pneumatic tube — uses — Compressed air. Air pressure.
3. Step 3. Compressed air — is used in — Torpedo. The first torpedoes ran on compressed air.
4. Step 4. Torpedo — has part — Gyroscope. Obry’s gyroscope keeps the course.

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