opt out

A satirical Onion news segment announcing a Google feature that lets users opt out of Google's data collection by moving to a remote village without Google products or sunlight.

A two-hour NANOG tutorial by Richard Steenbergen aimed at network engineers, covering optical networking technologies. This is the updated 2017 edition of a recurring talk.

Huygens Optics explains the Fourier transform and shows how a lens performs one optically. A DLP projector is used as a Fourier filter to do simple pattern recognition on lithographic character patterns.

A short clip of a helicopter pilot harvesting Christmas trees at an Oregon farm with a sling load. The description adds facts about Oregon's Christmas tree industry.

A short clip of the Snowbird, a human-powered ornithopter built by University of Toronto students. On August 2, 2010 it sustained altitude and airspeed for 19.3 seconds, the first such flight.

CGP Grey explains how ideas spread like germs, and why content that triggers outrage spreads fastest, using a study on what makes online content viral. He argues that opposing outrage-driven memes feed each other.

Modern Vintage Gamer examines the claim from the Super Mario 64 decompilation project that the game shipped unoptimized, and puts it in the context of 1996 N64 development.

Coffee Break analyzes about 40,000 videos from seven months of YouTube's trending tab. It examines whether trending is biased toward mainstream media and late-night shows.

A Berkeley lecture by psychologist Christina Maslach, a leading burnout researcher, on what burnout is and what causes it. It covers common misunderstandings and the job and workplace factors involved.

The introductory lecture of Stephen Boyd's Stanford Convex Optimization I course (EE 364A). It outlines convex sets, functions and problems, and the course's coverage of least-squares, linear and semidefinite programming, duality and interior-point methods.

An excerpt from an RSA event in which physicist David Deutsch makes the case for optimism as a driver of progress in the 21st century. It is a short highlight of a longer discussion.

The Game Theorists analyze how PewDiePie rose to become the most subscribed channel on YouTube. The video looks at why let's plays and gaming channels thrive on the platform.

A Kurzgesagt animation on South Korea's record-low fertility rate and rapidly aging population. It explains why a demographic collapse looks hard to reverse and projects the population shrinking sharply by 2060.

A PyCon 2012 talk by early YouTube engineer Mike Solomon on how YouTube scaled its architecture, which is mostly Python.

Chandler Carruth's CppNow 2013 keynote on how C++ builds complex software from simple emergent structures, and how compilers optimize them through inlining and value semantics.

Applied Science shows how telecentric and hypercentric optics differ from normal lenses, producing no or negative perspective. The video builds a telecentric system from a Fresnel lens and demonstrates a lens that can see around objects.

Writer and artist James Bridle shows how strange and disturbing children's videos on YouTube, from surprise eggs to algorithmic mashups, are produced for ad revenue. He argues they reveal problems in a data-driven internet.

Roman Elizarov compares Kotlin Coroutines with OpenJDK Project Loom virtual threads, looking at their design goals and how those translate into different implementations and tradeoffs. He addresses how the two can coexist.

Stuart Marks explains the intended purpose and proper use of Java 8's Optional class and why it caused so much controversy. He gives guidelines for using its small API correctly.

Linus Tech Tips breaks down the company's income streams, including sponsors, YouTube Premium, merch and other products. It gives percentages for each revenue source.

Footage of the first manned flight of an electric multicopter, flown by Volocopter (then e-volo) in October 2011. The 90-second flight was a Guinness World Record.

A short comedic complaint by ProZD about YouTube search failing to surface his own video even when searching its exact title. It illustrates how poor search results have become.

An ETH Zurich lab demonstration of a failsafe algorithm that lets a quadrocopter detect the loss of a propeller and recover, returning to its original position.

Gor Nishanov's CppCon 2018 talk on using tiny C++ coroutines to hide memory latency, interleaving useful work while prefetches bring cache lines in from main memory.

In a TEDGlobal talk, Raffaello D'Andrea demonstrates quadcopters that play catch, balance, learn and coordinate, using algorithms that treat them like athletes. It includes Kinect-controlled quads.

Tom Scott's long explainer on YouTube's copyright system, Content ID and the DMCA. He argues the platform's system is a workaround for a broader copyright system that does not fit the modern world.

A short visualization from HotNets researchers of routing and latency over SpaceX's proposed Starlink constellation, based on its FCC filings. It shows orbital shells, link topology and how inter-satellite routes could beat terrestrial fiber on long distances.

Tom Nicholas critiques Veritasium's sponsored video on driverless cars, using it to examine YouTube sponsorships, science-channel credibility and how statistics and misinformation can be used in branded content.

Part 1 of Smarter Every Day's three-part series on manipulating the YouTube algorithm. It features Renee DiResta and examples of how social media platforms can be manipulated.

Numberphile visits YouTube to learn why view counts on new videos used to freeze at 301. It explains that YouTube holds counts while it verifies views aren't from bots or fakes.

The Original Ace shows how creators can use a third-party music distributor to file Content ID claims on their own videos, turning false-claim abuse into a share of ad revenue. It also names distribution companies and their revenue splits.

A guide to using YouTube's Content ID by claiming your own videos through a distributor, so the claims share revenue with the creator and monetize re-uploads. It credits another creator who pioneered the method.

Musician TheFatRat describes how his video with 47 million views was claimed by another party through YouTube's copyright system and how he got it back.

A short South Park clip from the 'Post COVID: The Return of COVID' special in which Stan relies on his Alexa. It plays on voice assistants responding to their wake word.

A South Park clip in which Butters' dad takes a job at an Amazon fulfillment center to make ends meet. It satirizes warehouse work conditions.

Emery Berger explains why performance is hard to measure and deliver on modern hardware, showing how code layout and alignment can swamp optimization effects. He presents Stabilizer for statistically sound evaluation and Coz, a causal profiler.

Casey Muratori's first refterm lecture lays out philosophies of optimization, distinguishing optimization from non-pessimization, which means avoiding needless work. It uses his fast terminal renderer project to show how fast computers really are.

CGP Grey's six-minute explainer of the relationships the UK could have with the EU, based on Barnier's slide, shown as orbits of different closeness. It explains why the UK's red lines ruled out the closer options.

The first part of Extra History's animated miniseries on the South Sea Bubble. It explains how England's government debt led Robert Harley to turn to financier John Blunt, whose schemes began inflating artificial demand for shares.

Veritasium's Derek Muller visits NASA JPL to see the Mars helicopter Ingenuity before it was mounted on the rover. He explains how it can fly in Mars's thin atmosphere with large, fast-spinning contra-rotating rotors and low mass, and covers power and cold.