zero-knowledge

Thunderf00t argues that Zero Mass Water's solar-powered atmospheric water generator is essentially a dehumidifier with solar panels. He critiques its economics and physics, especially in arid places.

John Oliver's Last Week Tonight segment on encryption and the Apple versus FBI dispute after San Bernardino. It explains the stakes of weakening encryption and ends with a fake Apple ad about iPhone vulnerabilities.

Rick Falkvinge responds to viewer feedback on his earlier Lightning Network video and raises a flaw he says was not previously discussed. The main thread is the network's unsolved routing problem.

A short 2013 video in which Roger Ver says Mt. Gox's withdrawal delays are not caused by a lack of liquidity. Mt. Gox collapsed months later, and the description carries a later update and apology.

A 2017 video arguing that banks and Blockstream steered Bitcoin toward the Lightning Network. It is partisan commentary from the Bitcoin Cash side of the scaling dispute.

A 13-minute video in which Ted Nelson lays out his theory about who created Bitcoin, proposing that Satoshi Nakamoto is a pseudonym for mathematician Shinichi Mochizuki.

A short clip from a 1973 NOVA episode in which Richard Feynman recalls his father teaching him that knowing the name of a bird in many languages tells you nothing about the bird.