Dystopia

New York city post WW3. Crime in the US in the early 80s.

Airplane failure recovery

The good old days when Presidents could be bald. Plane escape mechanisms. Parachutes vs ejection seats vs ejection pods.

Jet injectors

Vaccinations by high-pressure jet. Finding out these are real-life. Polio vs Hepatitis.

Gliders

Large wingspan, light body. The Twin Towers. Clever practical FX for wireframe nighttime navigation display. Comparing budgets with Tron.

Fusion

Time projections. Cold fusion and hot fusion. Taking the shortest route and simply building a Dyson sphere. Waste production and failure modes.