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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.

Paul Graham speaks at Startup School 2008 about how to create a successful startup. His talk emphasizes being good, not just avoiding being evil, as a strategic advantage.

Paul Buchheit, creator of Gmail and founder of FriendFeed, speaks at Startup School 08 about listening to users. He covers feedback, features, aiming for 100 happy users, and treating "that's impossible" as a statement of limited experience.

Mike Arrington of TechCrunch speaks at Startup School 2008 about how to get press coverage for a startup and how to respond to it.

Clayton Christensen explains disruptive innovation using the steel industry, showing how mini-mills beat incumbents from the low end. He argues disruption is not about stupid or bad management.

A short clip of the Mythbusters demonstrating superheated water in a microwave, which can erupt violently when disturbed.

Peter Norvig, then Director of Research at Google, talks at Startup School 2008 about leveraging large amounts of data and about technical challenges in Google projects such as image search. A central idea is that data can beat hand-written programming.

Tom Murphy's satirical SIGBOVIK 2007 presentation, delivered under a pseudonym, proving that generalized Super Mario Bros. is NP-complete. It is a short, deadpan take on a complexity theory result.

Stevie Wonder performs 'Superstition' on Sesame Street in 1973, with kids dancing along. It is a feel-good live music performance.

A cappella parody song by The Richter Scales, set to Billy Joel's 'We Didn't Start the Fire', lampooning the Web 2.0 startup bubble. It won a Webby for viral video in 2007.

A George Carlin stand-up bit from Doin' It Again about soft language and euphemism, showing how softened words hide uncomfortable facts. It touches on topics like shell shock and aging.

A clip from George Carlin's 1990 special 'Doin' It Again' in which he describes how American English has been sterilized with euphemisms, using examples such as shell shock becoming PTSD.

A two-minute clip of Steve Ballmer laughing at the $500 price of the newly announced iPhone and dismissing its lack of a keyboard. It captures a famously wrong early reaction from an industry executive.

Ali G pitches his ice cream glove idea to marketing professionals and even talks to Donald Trump. It is a comedy sketch of a clueless entrepreneur seeking investment.

Jim Pavloff rebuilds the Prodigy track Smack My Bitch Up in Ableton, identifying the samples used and recreating the track by hand.

Peter Schiff, during his 2010 Senate campaign, argues that government loan programs and subsidies push college tuition up.

A score-following video of Iannis Xenakis's 1950s orchestral piece Metastasis, showing his graphic, mathematically derived notation as the music plays. It is a landmark of post-war modernist composition.

A mashup of a Sesame Street Count clip with a Lemon Demon song, where the swear words are censored in absurd ways. It is a short comedy piece about censorship.

An Onion News Network satirical segment about a new Sony gadget that is infuriatingly bad, delivered as a profane tech-trends report.

A clip from Eddie Izzard's Dress to Kill about having a flag as justification for claiming a land.

Neil and Laura Westwood pitch their Magic Whiteboard, reusable static-cling whiteboard sheets, to the investors on the BBC's Dragons' Den and win 100,000 pounds of investment.

The official music video for Rick Astley's 1987 hit Never Gonna Give You Up, the song behind the Rickroll internet prank.

A one-minute Eddie Izzard comedy clip about how the British Empire claimed countries by planting flags. It riffs on the absurd rule of 'no flag, no country'.

The classic Monty Python sketch in which four Yorkshiremen compete to claim the hardest upbringing, each story more absurd than the last.

The first lecture of Andrew Ng's Stanford CS229 Machine Learning course, giving an overview of the course. It introduces supervised and unsupervised learning, learning theory and reinforcement learning.

Elizabeth Warren's 2007 Berkeley lecture, when she was a Harvard law professor, on why middle-class families are under growing financial strain. She draws on bankruptcy research to examine rising costs of housing, health care and education.

George Carlin's classic stand-up routine about 'stuff' and how much of life is spent accumulating and storing it, from Comic Relief 1986. It satirizes American consumerism and possessions.

Comedian and cellist Rob Paravonian rants about having to play Pachelbel's Canon in D, and shows how many pop songs reuse its chord progression. It was recorded live at Penn State.

A 2009 Google Tech Talk by Nicholas Zakas on the hidden performance pitfalls of JavaScript. It covers what is fast and slow in the language and how to avoid common bottlenecks.

A clip from the BBC Fun to Imagine series in which Richard Feynman is asked how magnets work and explains why 'why' questions depend on a shared framework of understanding and cannot always be answered in layman's terms.

George Carlin's stand-up routine arguing the planet will be fine and it is people who are in trouble. It mocks the idea of saving the planet.

A clip of George Carlin riffing on advertising and the nonsense around it, taken from a longer piece tied to the Zeitgeist movie.

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.

Google's 2009 'Search Stories' ad, shown in the Super Bowl, tells the story of an American who falls in love in Paris entirely through search queries.

A 1980 clip of conservative strategist Paul Weyrich telling a religious audience he does not want everybody to vote. He says elections are not won by a majority and that leverage rises as turnout falls.

An 8-minute clip of George Carlin's 1992 stand-up bit on the environment, arguing the planet will be fine and it is people who are in trouble. It leans on the contrast between Earth's 4.5 billion years and humanity's 200,000.

A short George Carlin stand-up bit about humanity's obsession with owning stuff and needing a place to put it. It satirizes consumerism and houses full of possessions.

The famous 1984 Apple Macintosh television commercial, framed as a rebellion against an Orwellian Big Brother. This copy was uploaded to YouTube just after the site launched.

A two-minute compilation of TV and film scenes where investigators say 'enhance' and a blurry image becomes sharp. It mocks the trope.

A short Supernova 2007 provocation in which Clay Shirky uses a 1300-year-old Japanese shrine, rebuilt periodically, as a metaphor for how networks change business and collective creativity.