monster group

3Blue1Brown introduces group theory and abstract groups, then builds toward classification of finite simple groups and the enormous Monster group with its 196,883 dimensions.

3Blue1Brown builds intuition for Euler's formula, e^(pi i) = -1, using the core ideas of group theory. It treats exponentiation geometrically as rotation and scaling instead of repeated multiplication.

Jérôme Petazzoni explains how Linux containers are built from kernel features like cgroups, namespaces and SELinux. He demonstrates putting the pieces together by hand to make a container and compares runtimes and approaches like jails and zones.

A short Washington Post explainer on Sinclair Broadcast Group, the local TV owner that became widely known after a video showed its anchors reading an identical mandated script.

A short clip of Romain Dumas and the all-electric VW I.D. R breaking the overall Pikes Peak hillclimb record with a 7:57 run, over 16 seconds faster than the previous best, with footage of the crowd's reaction.

John Oliver's Last Week Tonight segment on Sinclair Broadcast Group, the largest owner of US local TV stations, and how it injects political content and scripted must-run segments into local news.

Liz Rice live-codes a minimal container runtime in a few lines of Go at GOTO Amsterdam 2018. She explains namespaces, control groups and what a host knows about its containers.

A Microsoft Research demo from TechFest 2012 of a lab touch system that lets viewers feel the effect of different input latencies, down to about 1 ms. It shows how much more responsive dragging feels compared with typical 100 ms touch delay.

Mathologer shows a simple idea, the commutator, that lets anyone who can solve the first layer design their own full Rubik's cube solution. The same idea carries over to other symmetric twisty puzzles such as the Megaminx.

Amateur footage from the 2009 Sasquatch music festival in which one person starts dancing alone and a crowd gradually joins in, turning it into a dance party.

Time-lapse of Broad Group erecting a 30-story prefabricated hotel (J57) in Changsha, China in about 15 days. The description touts modular construction's precision, speed and low waste.

Casey Muratori's remastered BICFest 2018 talk on how the collision system of The Witness was engineered to prevent whole classes of bugs found in game engines. It covers character movement and collision handling.

A DEFCON 20 panel with NSA whistleblower William Binney, journalist James Bamford and ACLU lawyers on the NSA's mass collection of communications and its conflict with the Constitution.

A Fox News segment in which Jesse Watters interviews the moderator of the r/antiwork subreddit. The interview went badly for the moderator and led to the subreddit going private.

A short CGP Grey explainer on the overlapping and inconsistent membership arrangements of European countries across the EU, Schengen, the euro and the EEA. It shows why "the EU" is full of exceptions.

A short clip from HBO's Silicon Valley in which a focus group savages a product by calling it as bad as Apple Maps. It satirizes tech product launches.

A short excerpt of Rob Pike's Lang.NEXT 2014 talk where he describes Go's target audience as young Google programmers who are not researchers. The language has to be easy for them to understand and adopt.

Mark Raasveldt of CWI presents DuckDB, an embeddable analytical database described as the SQLite for analytics, in a CMU Database Group talk. He explains why it was built, what it is for, and how it works.

A short clip from The West Wing in which staffers meet a group advocating the Peters projection and challenge the Mercator map. It was shown as geography humor at a Salt Lake GIS user group meeting.

Neil Gaiman tells the Open Rights Group how the internet and piracy affect books and publishing. He describes how free web copies of his books boosted sales.

Walter Bright explains to the Northwest C++ Users Group how the D programming language can interface directly with legacy C++ code. He covers why C++ is hard to interface with and how D approaches the problem.

Casey Muratori argues against smart pointers and RAII, advocating grouped-element thinking, zero-is-initialization and stubs as better ways to structure memory and handle errors.

Innuendo Studios' Alt-Right Playbook episode, drawing on Corey Robin's The Reactionary Mind, argues that conservatism defends hierarchy and a shrinking in-group.

Razor 1911's eponymous demo celebrating 40 years of the group, which won first place at the Revision 2026 demo competition and the public's choice award. It is a retrospective of keygen and warez scene culture with chiptune music.

A 2014 BBC Newsnight report by Gabriel Gatehouse on the presence and influence of far-right and neo-Nazi groups in the new Ukrainian government after the Maidan. It is a short news investigation.

The first lecture of Andy Pavlo's CMU 15-445 Intro to Database Systems (Fall 2019), covering course introduction and the relational model.

A short Moneyball clip showing a manager telling a player he has been cut, directly and without softening the news.

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.

Rob Pike presents the Go 2 draft specifications at the Sydney Golang Meetup, covering the Go 2 process and several proposals including generics. The Q&A contains a well-known exchange about the name of the language.

A University of Tokyo demo of a rock-paper-scissors robot that always wins, using high-speed vision to read the human hand and respond faster than people can perceive.

A KUKA commercial staging a table tennis match between German star Timo Boll and a KUKA KR AGILUS industrial robot. It is a polished showcase of robot speed and precision.

CGP Grey's animated adaptation of The Dictator's Handbook, explaining how rulers stay in power by keeping a small group of key supporters happy rather than ruling fairly. It lays out selectorate theory and how resources shape regimes.

Rob Pike shows how the Go text/template lexer is built, using state functions, goroutines and channels. The talk was given at a Google Technology User Group in Sydney in 2011.

Roy Beck's short gumball presentation using World Bank and Census data to argue that letting people immigrate to the US cannot solve world poverty because the numbers are so large. It is made by NumbersUSA, an immigration-restriction advocacy group.

Adam Conover's talk at a millennial marketing conference argues that generations are an unscientific, condescending idea and that millennials do not exist as a real category. The description notes that researcher Jean Twenge later said he misrepresented some of her work.

Ian Piumarta's 2007 Stanford EE380 lecture on building a dynamic programming environment from the ground up, from the Viewpoints Research Institute's work. It covers the design of a language and system with a recursive design, parsing through code generation, and the COLA architecture.

Dwarkesh Patel interviews ancient-DNA geneticist David Reich about human prehistory, including the small group that left Africa around 70,000 years ago and the Yamnaya expansion.

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.

Edward Kmett's talk to the NY Haskell User Group on the lens library, building from fmap and function composition up to lenses, folds and traversals. It shows how these composable combinators access and modify parts of data structures.

A short music video by the Japanese group Electronicos Fantasticos, led by Ei Wada, playing festival-style music on repurposed old electronics. Instruments include CRT TVs, a barcode reader, an electric fan harp and TV taiko drums.