coal mining

Motherboard's 2014 visit to a secretive Bitcoin mining operation in a repurposed factory in Liaoning, China, one of six sites producing about 4,050 bitcoins a month. It shows the machines and the workers' living conditions.

A 105-minute film of a West African smith family in Burkina Faso smelting iron from ore, from making charcoal and building the kiln to forging tools. It is a cultural recreation filmed for the camera, not current practice.

A documentary from Swan Bitcoin exploring Bitcoin's relationship with energy, featuring Lyn Alden and others, and arguing that mining is a net positive for the environment and not wasteful.

An animated account of Day 1 of the Desert Storm air war on 17 January 1991, covering the 2,775 sorties flown against Iraqi strategic targets in the first 24 hours.

The first episode of Adam Curtis's 1992 BBC series Pandora's Box, on the engineers' plot, examining communism in the Soviet Union and the rise and limits of technocratic central planning.

A Financial Times film examining how Brexit hurt the UK economy, with FT writers and business people. It looks at trade effects, political silence about the costs, and the absence of a convincing Brexit dividend.

Kirby Ferguson's film argues that creativity is built from copying, transforming and combining existing works, examining music, film and technology. It makes the case that everything is a remix.

Two Australian YouTubers travel to North Korea and get a haircut while examining how Western media sensationalizes stories about the country.

A Bloomberg documentary on how Boeing's failures around the 737 Max crashes followed a shift in company culture and cost-cutting. It covers the grounding, the stock drop and questions about the company's future.

Karl Jobst investigates the retro video game bubble, examining who caused it, who profits, and how graders and auction houses like Wata Games and Heritage inflate prices. It runs almost an hour.