audit trail

The original trailer for Threads, the 1984 British TV film depicting the aftermath of a nuclear attack on Sheffield. The trailer hints at the film's bleak tone.

Trailer for the documentary It's Quieter in the Twilight, shown at the Boston SciFi Film Festival. The film follows the engineers who keep the Voyager spacecraft running.

A Clojure/conj 2014 talk by Lucas Cavalcanti and Edward Wible on four uses of Datomic. They cover HTTP caching, audit trails, mobile database sync and authorization, drawing on the immutable transaction log.

Arend Schwab demonstrates a research bicycle, the two-mass-skate design, that balances itself without gyroscopic effects or trail. It challenges the common explanations for why a moving bicycle stays upright.

A controlled demonstration by Wabash National of a tank trailer collapsing under vacuum, staged at an industry expo. The tank implodes as air is pulled out.

IGN's 2010 trailer for Infinity Blade, an Unreal Engine fighting game for iPhone, iPad and iPod. It shows off gameplay and the visuals of the mobile game.

Official trailer for Eugene Jarecki's 2012 documentary The House I Live In, an investigative look at America's war on drugs and its effect on the criminal justice system. It won the Grand Jury Prize at Sundance.

The official trailer for the documentary General Magic, about the secretive Apple spinoff that tried to build a handheld communicator in 1990 and whose ideas shaped the smartphone era.

A two-minute BBC Horizon clip demonstrating the McGurk effect, where what you see of a speaker's mouth changes the sound you hear.

The trailer for Peter Jackson's They Shall Not Grow Old, a WWI documentary built from restored, colorized archival footage and BBC interviews with British soldiers.

The old announcement trailer for Hyperbolica, CodeParade's Unity game set in hyperbolic and spherical space. The creator has since posted devlog videos on building it.

Official trailer for the documentary Into Eternity, about Finland's Onkalo repository, built to store high-level nuclear waste safely for 100,000 years. It raises how to warn and communicate with far-future humans.

The official trailer for The True Cost, a documentary on the fast fashion industry and who pays for cheap clothing. It touches on garment worker conditions and the Rana Plaza collapse.

A one-minute clip of Bryan Cranston at an Academy new-member reception, advising actors to approach auditions without desperation and focus on solving the problem rather than landing the job.

Asianometry explains that the worst of the 2021-22 chip shortage sits in trailing-edge semiconductors, not the leading-edge chips usually covered. It covers why those older-node fabs are so hard to expand and fix.

A GameTrailers walkthrough from E3 2012 of an Unreal Engine 4 real-time tech demo with Epic's Alan Willard. It shows live code changes and hot reloading while the game runs.

Aging Wheels tests how towing trailers affects the range of electric trucks, including a Silverado EV. It shows that trailer aerodynamics matters far more than added weight.

A player piano is made to reproduce human speech, here reciting a European Environmental Criminal Court proclamation in German at the 2009 World Venice Forum. This upload adds subtitles so the words become understandable.

Microsoft's short announcement video for the new Windows Terminal, a modern terminal app for Command Prompt, PowerShell and WSL. It is a stylized trailer for the unreleased project.

A BBC Horizon clip demonstrating the McGurk effect, where the same audio sounds like different syllables depending on the mouth movements you see. It shows that people integrate visual speech information into what they hear.

A five-minute demonstration of the Shepard tone, an audio illusion made from octave-separated tones that makes pitch seem to rise endlessly without ever getting higher.

Tom Scott explains for Computerphile why electronic voting is a bad idea, arguing that paper ballots are transparent, auditable and hard to tamper with at scale. He covers why moving voting to phones, tablets or computers undermines trust and verifiability.

The complete six-stage album series Everywhere at the End of Time by The Caretaker, about 6.5 hours of music that depicts the progression of dementia through distorted, decaying old ballroom recordings.

Bob Beck of OpenBSD describes the first month of LibreSSL, the fork aimed at cleaning up OpenSSL, including oddities found in the code base and why it was cleaned rather than audited cryptographically.

The trailer for Tim Hunkin's series The Secret Life of Components, eight guides to mechanical and electromechanical parts for designers and makers.

A Black Hat USA 2017 briefing by the prosecutors who caught Russian carder Roman Seleznev. It covers the electronic evidence collected, the international trail, and how he was located and arrested.

A one-minute visualization of a simulated ant colony in which ants follow pheromone trails, with the source code on GitHub. It shows emergent behavior arising from simple rules.

Jack Gallant's lab demonstrates reconstructing movie trailer clips a subject watched from fMRI brain activity, using regression models trained on hours of viewing data. The video shows the original clip beside the reconstruction.

A one-minute Volvo Trucks demo of the Collision Warning with Emergency Brake system on a fully loaded 40-ton tractor-trailer, avoiding a rear-end collision on a test track.

An animation presenting a non-standard helical or vortex model of the solar system, in which the planets trail the Sun through space instead of orbiting in flat circles. The model is a non-conventional view that the author says differs from standard diagrams.

An IIHS news release video showing crash tests in which truck underride guards fail at relatively low speeds. The institute petitions for a stronger federal standard.

An AP clip from October 2008 of John McCain correcting a town hall questioner who called Barack Obama an Arab, telling her Obama is a decent family man. It is a brief campaign trail moment.

A five-minute clip from The Big Short (2015) in which FrontPoint Partners confront Morgan Stanley risk assessors and an S&P ratings representative about inflated mortgage bond ratings.