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Video directory / 8
3,553 videos with summaries and linked Hacker News recommendations, arranged by title.

Bayes theorem, the geometry of changing beliefs
3Blue1Brown · 2 HN recommenders
3Blue1Brown presents Bayes' theorem through a geometric diagram, showing how evidence should update beliefs. It works through the Kahneman and Tversky style questions and base rates.

Baz Luhrmann - Everybody's Free To Wear Sunscreen
steffyweffy777 · 3 HN recommenders
The original music video for Everybody's Free to Wear Sunscreen, a spoken-word piece built on Mary Schmich's 1997 column of life advice, produced by Baz Luhrmann.

BBS the Documentary [Full HD]
L33T GUY · 2 HN recommenders
Jason Scott's multi-episode documentary on the bulletin board system scene of the 1980s and 1990s, built from over 200 interviews. It captures how hobbyists ran dial-up systems before the internet went mainstream.

BBS The Documentary: Episode 1 of 8: BAUD (The Beginning)
Jason Scott · 4 HN recommenders
The first episode of Jason Scott's eight-part BBS documentary, covering the predecessors and beginnings of the dial-up bulletin board system. It includes interviews with pioneers such as Ward Christensen and Randy Suess, who created the first dial-up BBS in 1978.

BBS The.Documentary Part 4 - Fidonet
bbsers · 2 HN recommenders
Part 4 of the BBS: The Documentary series, covering FidoNet, the amateur network that linked dial-up bulletin board systems together to relay messages and files worldwide.

Beats That Defy Boxes | Reggie Watts | TED
TED · 2 HN recommenders
Reggie Watts performs at TED 2012, blending vocal looping, beatboxing, poetry and comedy across musical genres in a larger-than-life improvised set.

Bed Bugs- What You've Been Told is Totally False
Mark Rober · 3 HN recommenders
Mark Rober digs into bed bugs, testing popular beliefs about where they come from and how to get rid of them. It mixes entertaining experiments with research-based advice on what works and what does not.

Behind the Film - Inside the ILFORD factory
ILFORD Photo · 2 HN recommenders
A behind-the-scenes tour of the ILFORD factory in Mobberley, England, showing how black and white film, paper and chemicals are made. It walks through emulsion making, coating, finishing, QC and distribution.

Behind the scenes of iOS and Mac Security
Black Hat · 2 HN recommenders
Ivan Krstic's Black Hat talk on Apple platform security, including the Find My design that uses elliptic curve key diversification to locate offline devices privately. It also covers hardware features such as the T2 chip and secure boot hardening.

Behind the Scenes of iOS Security
Black Hat · 9 HN recommenders
Apple security head Ivan Krstic gives a Black Hat 2016 talk on iOS security, covering HomeKit, Auto Unlock and iCloud Keychain. He explains key hierarchies and how data can stay safe even in adversarial clouds.

Bell's Theorem: The Quantum Venn Diagram Paradox
minutephysics · 8 HN recommenders
MinutePhysics, with 3Blue1Brown, explains Bell's theorem using a Venn diagram paradox and polarizing filters. It shows why no local hidden variable theory can reproduce quantum correlations.

Ben Marking's Fake BBC Nuclear Attack Broadcast (Full Resolution, Uncut, Unedited)
Tooth · 2 HN recommenders
A 56-minute fake BBC nuclear attack news broadcast originally made by Ben Marking, re-uploaded in full resolution. It is a fictional breaking-news special depicting nuclear war, and the uploader states it is not real.

Benno Rice: The Tragedy of systemd -- BSDCan 2018
BSDCan · 4 HN recommenders
Benno Rice's BSDCan 2018 talk on why systemd exists and what it got right and wrong. It traces the history of Unix init and why Linux distributions adopted it, while asking what the BSDs should learn.

BeOS DEMO VIDEO
koyhoge · 2 HN recommenders
The official demo video from Be, Inc. showing BeOS running multiple videos, media applications and a responsive desktop on 1990s hardware.

Best fan placement to move air through the house
Matthias random stuff · 4 HN recommenders
Matthias Wandel uses anemometer measurements to find where to place a fan to move the most air through a house at night. He finds that placing the fan some distance back from the window works better.

BetrFS: A Right-Optimized Write-Optimized File System
Microsoft Research · 2 HN recommenders
A Microsoft Research talk on BetrFS, a file system built on B-epsilon trees, a write-optimized data structure. It covers WODS such as LSM-trees, how to design a file system around them, and benchmark wins over ext4 and xfs.

Better Business Bureau 20/20 Investigation
jd415 · 2 HN recommenders
An ABC 20/20 investigation into whether the Better Business Bureau sells its ratings. It looks at BBB finances, executive pay and how grades relate to paid accreditation.

Beware online "filter bubbles" | Eli Pariser
TED · 2 HN recommenders
Eli Pariser's TED talk argues that personalized web services trap users in filter bubbles, limiting exposure to challenging information. He says this is bad for individuals and for democracy.

Beyond functional programming: a taste of Verse. Simon Peyton Jones & Tim Sweeney | Lambda Days 2023
Code Sync · 3 HN recommenders
A Lambda Days keynote by Simon Peyton Jones and Tim Sweeney introducing Verse, Epic's functional logic language for the metaverse. It covers existential variables, unification and expressions yielding multiple values.

BFS-Auto: High Speed Book Scanner at over 250 pages/min
Ishikawa Group Laboratory · 2 HN recommenders
A University of Tokyo lab demonstrates a book scanner that flips pages automatically and scans over 250 pages per minute. It uses real-time 3D recognition of the flipped pages and then restores each one to a flat image.

Big Plane vs Little Plane (The Economics of Long-Haul Flights)
Wendover Productions · 8 HN recommenders
Wendover Productions explains why Boeing's efficient 787 beat Airbus's giant A380, contrasting hub-and-spoke with point-to-point routes. It covers the economics of long-haul flights.

Bill Hader impersonates Arnold Schwarzenegger [DeepFake]
Ctrl Shift Face · 2 HN recommenders
A deepfake in which Bill Hader, impersonating Arnold Schwarzenegger on a talk show, visibly morphs into Schwarzenegger. It was made with DeepFaceLab by Ctrl Shift Face.

Bill Hicks - It's Just A Ride
Bill Hicks · 3 HN recommenders
A short clip from Bill Hicks' final special, Revelations, in which he describes life as just a ride. It is a philosophical, calming monologue.

Bill Hicks on Marketing
Tyrell Edwards · 2 HN recommenders
A short clip of Bill Hicks's stand-up bit telling marketers and advertisers to kill themselves, which is a harsh critique of advertising.

Billion Dollar Bully: Yelp documentary producers Kaylie Milliken & Mellissa Wood
Louis Rossmann · 2 HN recommenders
Louis Rossmann interviews Kaylie Milliken and Mellissa Wood, producers of the documentary Billion Dollar Bully, about Yelp's alleged practices toward businesses.

Bird and Fortune - Subprime Crisis
kerviel88888 · 2 HN recommenders
John Bird and John Fortune satirize the investment banking mindset in a mock interview about the subprime mortgage crisis. The sketch lampoons structured credit products and the banks' reassurances shortly before the crash.

Birth of BASIC
Dartmouth · 3 HN recommenders
A Dartmouth-produced documentary on how professors John Kemeny and Tom Kurtz, with a group of undergraduates, invented the BASIC language. It covers the creation of BASIC and the early time-sharing environment at Dartmouth.

Birth of The Transistor: A video history of Japan's electronic industry. (Part 1)
RC286 · 3 HN recommenders
First part of a four-part video history of Japan's electronics industry, covering the birth of the transistor and the rise of Japanese semiconductors. It appears to draw on NHK documentary material.

Bitcoin - Unmasking Satoshi Nakamoto
Barely Sociable · 5 HN recommenders
Barely Sociable presents a case that Bitcoin creator Satoshi Nakamoto is cryptographer Adam Back. It uses interview clips and circumstantial evidence, and also touches on the block size dispute.

Bitcoin 2012 London: Mike Hearn
Independent POV · 6 HN recommenders
Mike Hearn's talk at the 2012 London Bitcoin Conference on the future of Bitcoin, new applications and rebuilding the banking system. He covers lesser-known protocol features such as contracts, escrow and scripting.

Bitcoin Is Protecting Human Rights Around the World
ReasonTV · 3 HN recommenders
A Reason TV segment, drawing on Alex Gladstein of the Human Rights Foundation, argues that Bitcoin works as an escape hatch for people living under authoritarian governments and inflating currencies.

Bitcoin Q&A: How Do I Secure My Bitcoin?
aantonop · 2 HN recommenders
Andreas Antonopoulos answers a question about how to secure your Bitcoin. He covers holding your own keys, backing up the 12 to 24 word seed phrase, and the tradeoffs of custodial accounts, phone wallets and hardware wallets.

Black Hat 2013 - OPSEC Failures of Spies
HackersOnBoard · 2 HN recommenders
Matthew Cole's Black Hat 2013 talk on operational security failures by CIA operatives. It covers the Abu Omar case and how sloppy tradecraft with cell phones exposed officers through call records and metadata.

Black Hat USA 2013 - OPSEC failures of spies
Black Hat · 3 HN recommenders
Journalist Matthew Cole's Black Hat 2013 talk on the CIA's operational security failures in the 2003 Milan kidnapping. Phone and location metadata exposed the team and led to arrest warrants.

Black hole Firewalls - with Sean Carroll and Jennifer Ouellette
The Royal Institution · 3 HN recommenders
A Royal Institution event with Sean Carroll and Jennifer Ouellette on what happens if you fall into a black hole, covering the firewall paradox, the information problem and the holographic principle.

Black Hole Star – The Star That Shouldn't Exist
Kurzgesagt – In a Nutshell · 2 HN recommenders
Kurzgesagt explains black hole stars, a hypothesized kind of giant star with a black hole at its core that could be a route to early supermassive black holes.

Black Wednesday (BBC 1997)
batrachious · 3 HN recommenders
A 1997 BBC documentary on Black Wednesday in 1992, when sterling was forced out of the Exchange Rate Mechanism. It covers the crisis from the British government side, including George Soros's trade and political mistakes.

BlackHat USA 2011: SSL And The Future Of Authenticity
Christiaan008 · 9 HN recommenders
Moxie Marlinspike's BlackHat 2011 talk examines weaknesses of SSL and the certificate authority system and proposes Convergence, a decentralized notary approach with trust agility.

Blade Runner 2049 | "Cells Interlinked" and Pale Fire (LITERALLY ME! INCELS INTERLINKED)
Fallopium Films · 2 HN recommenders
A film-analysis video essay linking Blade Runner 2049's Cells Interlinked sequence to Nabokov's Pale Fire. It examines the poetry and meaning behind the film's references.

Blender 3.0 Beginner Tutorial - Part 1
Blender Guru · 4 HN recommenders
Blender Guru's beginner tutorial series, in which you model, light, texture and render a donut while learning Blender's core features. This is Part 1 of the Blender 3.0 version.

Blender Motion Tracking - Room Transformation!
IanHubert · 4 HN recommenders
Ian Hubert shows how to use Blender's motion tracking to turn ordinary footage of a room into a stylized digital environment for an indie film. It is a quick, practical walkthrough in his loose, lazy-tutorial style.

Bloat: How and Why UNIX Grew Up (and Out) - Rusty Russell,Matt Evans
Linux.conf.au 2012 -- Ballarat, Australia · 2 HN recommenders
Rusty Russell and Matt Evans examine why Unix utilities like ls and cat grew from a few kilobytes to over a hundred kilobytes. They take apart common tools to see where the growth comes from.

Blockchain 101 - A Visual Demo
Anders Brownworth · 3 HN recommenders
Anders Brownworth gives a basic visual introduction to blockchain using an interactive web demo, covering SHA256 hashes, blocks, chains, distribution, tokens and coinbase transactions.

Blockchain vs. Bullshit: Thoughts on the Future of Money [Classic Bitcoin & Open Blockchain Talk]
aantonop · 3 HN recommenders
Andreas Antonopoulos explains how to tell Bitcoin-style blockchains from corporate blockchain hype. He argues the goal should be de-banking everyone rather than banking the unbanked.

Blockchains Are a Bad Idea (James Mickens)
HBS Digital Initiative · 8 HN recommenders
James Mickens of Harvard gives a funny lecture at HBS's Future Assembly arguing that blockchains are a very bad idea. He covers their trust, legal and practical shortcomings for real-world problems.

Blower Door Test
Matt Risinger · 2 HN recommenders
Matt Risinger demonstrates a blower door test on a house, using a fan to measure air leakage and find where air gets in and out. It shows how the test reveals the quality of the build.

Blue Bubbles vs Green Bubbles: Explained!
Marques Brownlee · 2 HN recommenders
Marques Brownlee explains why iMessage's blue and green bubbles matter, covering the technical, commercial and social side of Apple's messaging lock-in. It also discusses RCS and what could be done about it.

BlueHat IL 2019 - Andrew "bunnie" Huang - Supply Chain Security: "If I were a Nation State...”
Microsoft Israel R&D Center · 6 HN recommenders
Andrew "bunnie" Huang examines how realistic hardware supply chain attacks are, from rogue insiders to nation states, in the wake of the Bloomberg Businessweek report. He explains how undocumented components could be hidden on boards and how hard they are to spot.

BlueHat IL 2023 - David Weston - Default Security
Microsoft Israel R&D Center · 3 HN recommenders
David Weston's BlueHat IL 2023 talk traces the evolution of Windows security and previews Windows 11 and hardware advances. It ends with upcoming changes such as Rust in the kernel and fonts, signed binaries and adminless Windows.

BlueHat Seattle 2019 || Guarding Against Physical Attacks: The Xbox One Story
Microsoft Security Response Center (MSRC) · 2 HN recommenders
Tony Chen of Microsoft explains at BlueHat Seattle 2019 how the Xbox One was designed to resist physical attacks. He covers the security design and hypervisor-based OS architecture that kept the console uncracked for years.

BMW i3 Factory Production Tour
europeanautosource · 2 HN recommenders
A 41-minute factory tour showing how the BMW i3 electric car is built from start to finish, in the style of a Megafactories documentary. It shows a highly automated production line with carbon-fiber body construction and robots doing most of the work.

BMW's Hydrogen V12 Engine Is A Hilarious Engineering Stunt
Engineering Explained · 2 HN recommenders
Engineering Explained examines BMW's Hydrogen 7, a V12 that burns liquid hydrogen or gasoline. He covers cryogenic storage at -253C and why the approach is impractical.

Boards of Canada - Dayvan Cowboy
Warp Records · 2 HN recommenders
The official video for Boards of Canada's Dayvan Cowboy, built from reassembled documentary footage. It forms a dreamlike journey from space to the sea and shore, including Kittinger's 1960 high-altitude jump and surfing footage.

Bob Nystrom - Is There More to Game Architecture than ECS?
Roguelike Celebration · 3 HN recommenders
Bob Nystrom, author of Game Programming Patterns, gives a Roguelike Celebration 2018 talk questioning whether entity component systems are the only way to structure a game. He walks through alternative architectures drawn from roguelike development.

Bobby McFerrin Demonstrates the Power of the Pentatonic Scale | World Science Festival
World Science Festival · 2 HN recommenders
Bobby McFerrin uses audience participation at a World Science Festival event to demonstrate how instinctively people follow the pentatonic scale.

Boeing 737 Stall Escape manoeuvre, why MAX needs MCAS!!
Mentour Pilot · 2 HN recommenders
Mentour Pilot, a 737 instructor, explains the approach-to-stall and escape manoeuvre and why the 737 MAX needs MCAS while the 737NG did not. He covers the jackscrew and pitch behavior in terms a general viewer can follow.

Boeing 737 Unable to Trim!! Cockpit video (Full flight sim)
Mentour Pilot · 3 HN recommenders
Mentour Pilot, a 737 captain, demonstrates in a full flight simulator why a Boeing 737 can become impossible to trim manually at high speed. He explains the jackscrew forces and the roller-coaster manoeuvre.

Boeing 777 Wing Test
mtthw0 · 2 HN recommenders
A short video of a Boeing 777 wing being tested to destruction, finally breaking at 154 percent of its designed limit load. The wing is flexed upward until it fails.

Boeing: Last Week Tonight with John Oliver (HBO)
LastWeekTonight · 2 HN recommenders
John Oliver's Last Week Tonight segment on Boeing, tracing how it went from a quality engineering company to one tied to crashes and 'quality escapes'. It covers the 737 MAX failures and employee concerns about safety.

BoJack Horseman - "It gets easier" (Season 2 Ending)
Ettore · 2 HN recommenders
A short clip from the Season 2 finale of BoJack Horseman in which a character says that doing the hard thing every day gets easier. It is set to a Courtney Barnett song.