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An Adam Ruins Everything segment on the real facts of the McDonald's hot coffee lawsuit, covering the severity of the burns and the corporate PR campaign that painted it as frivolous.

Rob Miles explains for Computerphile why simple rule sets like Asimov's Three Laws cannot make robots and AI safe. Terms like harm and human are too ambiguous to specify precisely.

An AWS re:Invent session explaining Amazon's Working Backwards process, where teams start from customer needs and write a press release and FAQ (PR-FAQ) before building. It covers the five customer questions that frame the process.

Adam Neely explains that Warner Music claimed his video, which defended their copyright in a lawsuit, over a work whose copyright they had lost. He calls it an ironic and absurd claim, and the claim was later released.

Veritasium explains how trees lift water from roots to the top of tall trunks, using transpiration pull and the negative pressure that liquid water can sustain. It explains why trees do not need pumps or valves.

Larry Lessig's TED talk argues that copyright law chokes creativity, drawing on John Philip Sousa, celestial copyrights and the ASCAP cartel to make the case for reviving remix culture.

Louis Rossmann recounts calling NYC's Department of Consumer Affairs after his repair business was fined, only to find the agency staff could not explain what the law required. The call starts around 3:14.

Amazon's Jon Jenkins at Velocity 2011 on how operations can drive revenue and on Amazon's highly available, autonomous architectures. It includes details on deployment frequency and Amazon's move to AWS.

A short clip showing a person touching an active table saw blade with a finger and walking away unharmed, thanks to SawStop's system that stops the blade within milliseconds of skin contact.

Fox Business interview in which Oracle co-founder Larry Ellison claims Oracle will beat Amazon at cloud databases. He argues the world's valuable data lives in Oracle and says Amazon struggled to move off it.

PBS Space Time explains Noether's theorem: conservation laws such as energy and momentum are consequences of deeper symmetries. It also covers why those laws hold only under certain conditions.

Tantacrul explains how he and engraver Simon Smith designed the free music notation font for MuseScore 3.6. It draws on the history of the SCORE notation application by Leland Smith.

Bassist Victor Wooten argues that music should be learned the way children learn their first language: by immersion and play, without early correction or rigid academic instruction. He draws on how babies pick up speech from the people around them.

Adam Neely interviews Damien Riehl and Noah Rubin about their project to generate and copyright every possible melody as MIDI. The video explains their reasoning and how it bears on music copyright lawsuits.

Musician Adam Neely examines whether certain keys sound sadder than others, looking at the history of tuning systems and temperaments and at how instrument timbre shapes the emotional character we hear. It draws on historical aesthetics writing and audio examples.

Rick Beato discusses a theory of why some children develop perfect pitch, based on early exposure to music. He draws on his experience with his own children.

Afroman's music video for a song about police damaging his door, built from home security footage of an officers' raid on his house.

A Fox News segment in which Ami Horowitz interviews people at UC Berkeley and in Harlem about whether voter ID laws are racist.

Richard Cook's short Velocity 2013 talk on resilience in complex adaptive systems, arguing systems operate near the edge of failure and that the surprise is how rarely they fail. He presents a model of how pressures push systems toward failure boundaries.

An Every Frame a Painting video essay asking why Marvel films lack memorable musical themes. It blames temp tracks and directors scoring to filler music.

Vox Earworm explains why John Coltrane's Giant Steps is so hard to improvise over: it is fast and moves through three keys. Musicians Braxton Cook and Adam Neely walk the host through the underlying music theory.

Jim Pavloff rebuilds the Prodigy track Smack My Bitch Up in Ableton, identifying the samples used and recreating the track by hand.

Guitarist Jim Lill methodically tests what in an electric guitar affects its tone, swapping parts on a partscaster and even trying a 2x4 body. He finds that wood and construction matter far less than people assume.

The author of copyparty introduces the FOSS file server he has built over five years, demoing its features such as resumable uploads, WebDAV and deduplication. The video itself is shown running on a demo server.

Viznut demonstrates bytebeat, experimental music generated by extremely short C programs. It is the first of a series of videos on the technique.

Adam Neely explains what perfect (absolute) pitch is, how it differs from relative and quasi-absolute pitch, and why he would not want it. He covers its drawbacks, including drift with age.

Adam Neely tests the claims for tuning to A=432 Hz by trying the unusual tuning systems that its proponents' numerology requires. He compares how they sound against standard tuning and temperaments.

Rick Beato argues that adults cannot develop true perfect pitch, which he ties to critical-period brain plasticity and language acquisition. He says it can only be developed in young children, and discusses the research behind this.

Jim Pavloff rebuilds The Prodigy's 'Voodoo People' in Ableton from its listed samples. The video shows how the track is assembled and how close a handmade reconstruction can sound.

Part one of Look Mum No Computer's series on buying a whole church pipe organ, covering how it was removed from its home. The series goes on to restoring it and rewiring it for MIDI.

Andrew Huang explains the harmonic series, which he calls the foundation of almost all music. He builds the idea up step by step, with demonstrations of overtones and how harmonies derive from them.

Comedian Rob Paravonian's 'Pachelbel Rant', a comedy bit showing that the chord progression of Pachelbel's Canon underlies countless pop songs. This is a high-quality 2019 re-post of the 2006 original.

Andrew Sorensen's OSCON 2014 keynote in which he live-codes generative music on stage using his Impromptu environment while narrating his computational and musical choices. It imagines concert programmers as a performing art.

A minutephysics video explaining why a piano cannot be perfectly tuned, comparing equal temperament with just intonation and the math of harmonics.

Eager Space examines the practicality of putting data centers in orbit, walking through three scenarios with cost calculations and the launch cost reductions that would be required.

Comedian and cellist Rob Paravonian rants about having to play Pachelbel's Canon in D, and shows how many pop songs reuse its chord progression. It was recorded live at Penn State.

The first part of a four-part Channel 4 (UK) documentary series presented by Howard Goodall, this episode covers melody and why tunes affect us so deeply. It explains how melody works in Western music with historical background and music theory.

A Plogue developer shows the custom electronic test rigs built to measure the Sega Mega Drive/Genesis sound chip (YM2612) for the chipsynth MD emulation. It covers the years of testing and reverse engineering needed to reproduce the chip's quirks accurately.

An episode of Plogue's chipresearch series on emulating the Yamaha DX7 from the hardware up. It covers the sub CPU and main CPU, address map investigation, cartridges, firmware analysis and a skeleton MAME driver.

Tolgahan Cogulu demonstrates a fixed-fret microtonal guitar, playing music that uses notes between the usual twelve semitones. The channel is dedicated to his microtonal guitar designs.