geometric unity

Eric Weinstein's roughly three-hour presentation of Geometric Unity, his proposed theory unifying physics, given as a special episode of The Portal. It includes clarifications at the end.

A SIGGRAPH 2019 course on geometric algebra. Charles Gunn gives an intro, then Steven De Keninck gives a programmer-focused course with live examples in ganja.js.

An animated introduction to geometric algebra, presented as a language that can describe most of physics. It was made with manim and covers multivectors and how they generalize familiar tools like cross products and quaternions.

Unity's real-time cinematic teaser 'Enemies' from its Demo Team, showcasing HDRP lighting, strand-based hair and an advanced digital human toolkit. It is a short showcase of high-end real-time rendering.

Nick Caston compares Unity's sample ECS/DOTS project (AngryBots) with his own from-scratch C++ and OpenGL clone. He benchmarks performance and discusses the effort involved in each approach.

A Strange Loop talk presenting an open-source library that integrates Clojure into the Unity 3D game engine. It covers REPL-based live coding, macros, DSLs and persistent data structures for game development.

Dr. John Campbell reviews studies on vitamin D deficiency and immunity, including links to influenza and COVID-19, with Public Health England advice. He walks through the sources he cites.

Joel Spolsky's 2009 Google Tech Talk on why StackOverflow was built, how it addresses the mess of searching for programming help, and the community design behind it. He also takes jabs at paywalled answer sites.

Dr. John Campbell reviews studies on vitamin D and immunity, including research on respiratory infections, during the early COVID-19 period.

A short clip from the NBC sitcom Community in which a character delivers a monologue about how LEGO changed over the years. It is the source of a widely quoted passage about the toy.

A short 2019 clip of Chuck Schumer's January 2017 warning to Trump that the intelligence community has many ways of getting back at him.

Leandro Facchinetti explains why he thinks Racket is a great language and why he stopped using it. He describes his backstory and experiences with the Racket community.

Joel Spolsky's 2012 Google tech talk on the cultural anthropology of Stack Overflow and Stack Exchange. He explains how the software was designed to shape community norms and curation standards.

A long personal account by a former NixOS contributor of his experience in the community, his ban and the governance events. He aims to correct what he sees as a false narrative about the NixOS drama.

Freya Holmer's Dutch Game Day 2023 talk asking why vectors can't be multiplied, building from complex numbers to a single axiom and arriving at geometric algebra, quaternions and multivectors.

A short comedy sketch by Kai Lentit lampooning an interview with a 'senior Rust developer' and Rust community stereotypes.

A fireside chat at TNW Conference where Reddit CEO Steve Huffman discusses Reddit's growth, user engagement and monetisation plans.

A five-minute preview of 3Blue1Brown's Essence of Linear Algebra series, which uses animation to build geometric intuition for topics from a standard linear algebra course.

Dr. Roger Seheult of MedCram reviews the benefits of sunlight beyond vitamin D, covering the solar spectrum, circadian rhythm, melatonin and infrared light. The lecture runs nearly two hours with timestamps.

A 10-minute 3Blue1Brown chapter explaining the determinant as the factor by which a linear transformation scales area or volume. It builds the idea geometrically with animations before any formulas.

A short clip of Penn and Teller arguing, in blunt and profane language, for vaccination and against anti-vaccine claims. It covers risk versus benefit and herd immunity.

Benn Jordan investigates infrasound and low-frequency noise from data centers, including xAI's Colossus and a crypto mine, and reports his own experiments on the effects. The video covers the health and community impacts on nearby residents.

Gabriella Gonzalez argues that developers misunderstand marketing as deception or hype, and applies the technology-adoption ideas of Crossing the Chasm to Haskell. She looks at what keeps Haskell from reaching mainstream programmers and what a community can do about it.

Jared Mauch tells how he got fed up with poor internet options in rural Michigan and built his own fiber network to his town. The talk was given at NLNOG Live in September 2020.

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.

Economist-comedian Yoram Bauman delivers a humorous translation of Mankiw's ten principles of economics for the uninitiated. It was presented at the AAAS humor session in 2007.

The first part of Freya Holmer's three-part, nearly four-hour lecture on shader coding for game devs in Unity. It covers what shaders are, vertex and fragment shaders, interpolators, data types, blending and textures.

Elm creator Evan Czaplicki's 2018 Elm Europe talk on how to define success for an open source project and language community. It argues against judging projects by GitHub activity and touches on community expectations.

A clip from George Carlin's "You Are All Diseased" special in which he riffs on germs, the immune system and white blood cells. It argues that modern obsession with cleanliness is misplaced.

A short Globe and Mail animated explainer on why renting can leave you as well off as buying a home. It walks through a rent-versus-buy comparison using Toronto numbers and the opportunity cost of a down payment. The video notes it dates from 2015 and the housing market has changed since.

A long Techlore video documenting what it presents as hostile conduct by GrapheneOS leadership and community members, including lead developer Daniel Micay, toward CalyxOS and others.

A 2012 lecture by Richard Stallman at Reykjavik University arguing that copyright, built for the printing press, fits poorly with computer networks. He criticizes draconian enforcement and corporate lobbying.

Cloth Map documents Havana's SNET, a community-built private network that Cubans created because internet prices were high. It is used for gaming and sharing.

A Community clip in which Dean Pelton explores a virtual reality environment, including a blooper moment.

Sebastian Lague explores an ant-inspired algorithm and simulates ant and slime mold behavior, using compute shaders. Source code for both simulations is available.

UnHerd interview with Swedish epidemiologist Johan Giesecke, who explains why he thinks lockdowns are the wrong policy and describes Sweden's approach during the spring 2020 pandemic.

Donnie Berkholz of RedMonk gives a Monki Gras talk arguing that abusive, toxic contributors damage open source projects. He makes the case for removing them from communities.

Evan Czaplicki, creator of Elm, gives an elm-conf 2016 talk on the non-code side of building a language. It covers the philosophy behind Elm's development approach, including batching work and the priorities of different language communities.

Insider Food visits the Gurudwara Bangla Sahib temple in New Delhi, which feeds tens of thousands of people free daily and over 100,000 on holidays. It shows the machines and big-batch cooking that make this possible.

Josh Wardle, later the creator of Wordle, talks at SF Tech Poetics about why April Fools' Day in Silicon Valley is often lame. He shares lessons from building The Button and Place at Reddit.