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A Google Tech Talk by Steve Weis that introduces modern cryptography and its use in practice and at Google. It covers proofs of security and security definitions and a special topic. HN commenters treat it as a talk on verifiable electronic voting.

Scott Arciszewski's DEF CON 26 Crypto and Privacy Village talk critiquing the JOSE standards (JWT, JWS, JWE) and showing how to design cryptographic tokens more safely.

Jason Cohen's MicroConf talk on designing a bootstrapped business by starting from your own strengths, goals and constraints. He works backward to the business model, pricing, market and product that fit, with practical points like annual prepay and pricing tiers.

Redis Labs and Tim Davis present RedisGraph, which uses GraphBLAS to treat graph queries in Cypher as sparse linear algebra for lower latency.

A short conference talk from !!Con 2017 in which Kevin Chen explains the HDR imaging algorithm from a foundational paper, framing it as a system of linear equations, and implements it in a Microsoft Excel spreadsheet. No prior image processing knowledge is needed.

A brief toast by lithography expert Chris Mack at SPIE Advanced Lithography 2014, humorously declaring the end of Moore's Law. His argument centers on the cost per transistor no longer falling.

Mark Ferrari, the LucasArts background artist, explains in a GDC 2016 talk how he draws 8-bit graphics. He covers color cycling and palette shifting to create complex animated scenery without frame animation.

Jafar Husain's ACM keynote presents Netflix's JSON Graph and Falcor, which let web developers treat all cloud data as one virtual JSON model. It combines reactive programming with REST principles.

Alexander Nix of Cambridge Analytica presents at the 2016 Concordia Summit on using big data, psychographic profiling and behavioral microtargeting in elections.

A Clojure/conj 2019 talk by Wilker Silva on how namespace-qualified keywords and context-free federated names can be used pragmatically for data modeling, drawn from his experience at Nubank. It builds toward a graph-based view of connecting data from many sources.

Neurologist Dr. Matthew Phillips talks at Low Carb Gold Coast 2022 about fasting and ketogenic diets as therapies for cancer and neurodegenerative disease. He focuses on mitochondrial dysfunction and brain energy metabolism.

Dr. Jason Fung, a nephrologist, explains therapeutic fasting as a treatment for obesity and type 2 diabetes. He frames it around the two-compartment problem of fat storage and insulin resistance.

Simon Knowles, co-founder and CTO of Graphcore, talks about "intelligence processors", chips designed specifically for machine learning. The talk was given at the RAAIS 2017 summit and covers Graphcore's architecture.

Raph Levien presents Xi editor at RustConf 2016, a high-performance text editor built in Rust. The talk goes into technical details, building polished GUI apps, and running a community-focused open source project.

Dr. Jason Fung's talk at the 2018 CrossFit Health Conference on therapeutic fasting for weight loss. He explains why long-term weight loss is hard and tackles common myths.

Raph Levien presents his new Rust GUI framework, built on data-oriented design and ideas from entity component systems, for the Xi editor. He weighs the approach against alternatives and discusses pros and cons.

Josh Bloch and Jeremy Manson present the eighth installment of Java Puzzlers at Google I/O 2011, a set of surprising corner cases in the Java language and libraries. It includes puzzlers on traps such as regular expression performance.

Daniel J. Bernstein and Tanja Lange survey recent highlights in post-quantum cryptography at 35C3, covering the NIST competition, network protocol experiments, and broken candidates.

David Heinemeier Hansson's talk at Startup School 2008 on building a profitable startup. He argues for bootstrapping and small, well-run companies instead of chasing investment and exits.

Brian Karis's SIGGRAPH 2021 talk explains how Unreal Engine 5's Nanite virtualized geometry works. It covers mesh import, the data structures, streaming, decompression, culling, software and hardware rasterization, and shading.

Media Molecule's Alex Evans recounts the journey, including the failures, of finding the Dreams engine, based on his Siggraph 2015 talk. It covers the signed-distance-field and splat-based rendering approach and the artistic goals behind it.

Steven Wittens' JSConf US 2013 talk on drawing with WebGL, using animated visuals to walk through vectors, matrices and the rendering pipeline. Despite the title, it works as a visual primer on the linear algebra behind 3D graphics.

Maciej Ceglowski's talk at Web Directions argues that small teams and lone programmers can build sustainable businesses without chasing Silicon Valley's grow-or-die model. He offers alternative, more achievable definitions of success.

David Heinemeier Hansson, creator of Ruby on Rails and partner at 37signals, argues that planning is guessing and startups should focus on today. He says constraints are an advantage and that startups can bootstrap profitably in sizable markets.

Pieter Levels talks at Dojo Bali about building startups without venture capital through bootstrapping, persistence and learning many skills as a generalist. He reviews his own past projects.

SpaceX engineers present at NVIDIA's GPU Technology Conference on a multi-physics code that simulates the full-scale Raptor methane engine. It covers GPU-based turbulent combustion modeling with adaptive grids and wavelet compression.

Brian Warner, author of magic-wormhole, presents the tool at PyCon 2016. He explains how a few secret words let two computers securely transfer files, covering the cryptography (NaCl, SPAKE2) and library use.

A full-day recording of the University of Utah computer science department's 50th anniversary event with panels, keynotes and talks by alumni and pioneers. It includes Ivan Sutherland's presentation on single flux quantum electronics.

A linux.conf.au 2013 talk by a Wayland developer who previously worked on X, telling the history of X and why Wayland was created. It covers X's hardware abstraction and architecture and why they became problematic for modern graphics.

Trevor Paglen's 30C3 talk on photographing and documenting the secret state, including CIA flights, spy satellites and military sites, to reveal the geography of covert programs.

Day one of the X.Org Developer's Conference 2020 stream, including talks on the Raspberry Pi 4 Vulkan driver, the WSL graphics architecture, X11 and Wayland apps in WSL, and Mesa for D3D12.

A Graphics Programming Conference talk on how the game Tiny Glade renders meadows, trees and player-built castles. It covers real-time global illumination, tilt-shift depth of field, stable shadows with continuous time of day, ray marching and GPU-driven rendering on old hardware.

Daniel Stone, a longtime X and Wayland developer, explains at linux.conf.au 2013 why X11's design became untenable and what motivated Wayland. The talk walks through X's history and accumulated cruft.

X.Org developer Daniel Stone explains the history and technical limits of the X Window System and why Wayland was created, debunking myths from forum comments. He covers topics such as network transparency and blocking calls.

A HandmadeCon 2016 panel where Chris Hecker, John Miles, Sean Barrett and Chris Green give an oral history of software texture mapping in 90s games.

A Real World Crypto 2017 talk by a Google engineer on using private set intersection to match ad views with in-store purchases. It describes privacy-preserving matching that avoids exposing personal transactions.

Gary Wilson's TEDxGlasgow talk argues that internet pornography hyperstimulates the brain's reward system and can cause symptoms that reverse when people stop. TED notes that several claims are not supported by respected academic studies.

A 38C3 talk on how advanced chips are made, centered on EUV lithography and the global supply chain behind it. It covers technical challenges from raw materials to finished chips and the geopolitical weight of semiconductors.

Hans Rosling's TED@Cannes talk uses boxes and animated data graphics to show how world population will grow to about 9 billion. He argues that raising living standards for the poorest is what reduces population growth.

Cindy Gallop gives a 4-minute TED2009 talk arguing hardcore pornography has distorted how young men think about sex. She introduces her website MakeLoveNotPorn as a response.