sync

Steve Klabnik walks through the history of Rust and how its design evolved toward async/await, including the alternatives tried and dropped. He also discusses the difficulty of adding a major feature to a language.

Without Boats, a Rust language team member, explains the design of Rust's async/await at RustLatam 2019. He covers the history and constraints behind zero-cost, allocation-free async state machines.

David Beazley's workshop screencast builds asynchronous programming in Python from scratch, starting from callbacks and continuations and replacing threads to show how concurrency works underneath.

Nathaniel J. Smith's PyCon 2018 talk introducing Trio, a Python concurrency library designed around usability and structured concurrency. He live-codes a problem and analyzes pitfalls in other async libraries.

A Harvard lecture demonstration in which five metronomes on a movable board gradually fall into synchronization through coupling. Removing the coupling lets them drift out of step.

A Netflix JavaScript talk on using Reactive Extensions (Rx) for asynchronous UI code. It covers Observables, composing events such as drag and drop, and sequencing Ajax requests.

Jonathan Worthington's YAPC Asia 2015 talk on parallelism, concurrency and asynchrony in Perl 6. It covers the language's concurrency features.

Raymond Hettinger's PyBay 2019 talk on the mental strategies he uses when programming in Python, such as chunking, solving a simpler related problem, and repeating tasks manually until patterns emerge. This version is re-synced with the slides.

Philip Roberts explains the JavaScript event loop, call stack, callbacks and asynchronous behavior with live visualizations using a tool he built. It demystifies terms like non-blocking and single-threaded.

Pink Floyd's Echoes played in sync with the final Jupiter and Beyond the Infinite segment of Kubrick's 2001: A Space Odyssey. The song's length closely matches the sequence.

Jon Gjengset's long live-coding stream explains Rust's Pin and Unpin types: why they exist, how they work, and how they connect to futures and async/await. It also covers moving from pre-pinning code to the new model.

Ryan Dahl's JSConf EU talk introducing Node.js to the world. He explains the motivation for event-driven, non-blocking I/O, with JavaScript chosen mainly for its asynchronous nature.

A short satirical sketch in which a Q&A about web servers turns into a profane rant about threads, blocking and non-blocking I/O. It lampoons the hype around Node.js and async programming.

Bungie's David Aldridge explains the networking programming behind Halo: Reach in a 2011 GDC session. It covers how gameplay stays in sync online, including forecasting and state reconciliation.

Raymond Hettinger's PyBay 2017 keynote on concurrency in Python. It covers threads, processes, asyncio, locks and the GIL, with live shell-based examples.

Ron Pressler's Curry On 2015 talk arguing that imperative languages should not be polluted with pure functional concepts like monads. He favors simple blocking code over non-blocking styles.

Dan Abramov's JSConf Iceland talk on what came after React 16, with live-coded prototypes of async rendering and time slicing. It previews the ideas that became concurrent mode and suspense.

A Clojure/conj 2014 talk by Lucas Cavalcanti and Edward Wible on four uses of Datomic. They cover HTTP caching, audit trails, mobile database sync and authorization, drawing on the immutable transaction log.

Paul Turner of Google presents kernel interfaces for user-level scheduling of real threads, aiming at a uniform synchronous programming model across C++, Java, Go and Python. It introduces the switchto-style system calls behind Google's fibers.

Ryan Dahl's first presentation of Node.js at JSConf 2009. He pitches event-driven, non-blocking I/O as the motivation, rather than JavaScript itself.

A BBC News segment on University of Washington research that synthesized a photorealistic Obama video, modeling mouth movement so any audio can be put in his mouth.

Chris McCord's ElixirConf EU 2019 keynote introducing Phoenix LiveView, which builds interactive server-rendered apps without writing JavaScript. It explains how only changed dynamic parts are sent over a websocket.

Erlang co-creator Joe Armstrong's Code BEAM SF 2018 keynote revisits good ideas from the history of computing that were dropped, and asks which should be revived. It also touches on Erlang and Elixir.

Edwin Brady presents Idris 2, a rewrite of the Idris dependently typed language, and shows type-driven development in practice. The demos show the compiler filling in whole functions from their types.

Joe Armstrong, creator of Erlang, and Jeremy Ruston, creator of TiddlyWiki, discuss hypertext, Ted Nelson's idea of intertwingled knowledge, and a way to combine TiddlyWiki with Erlang. It is a Code Mesh LDN 2018 talk.

Ben Eater explains how VGA signals work and builds a breadboard circuit that produces correct sync timing so a monitor recognizes the signal. He then builds toward displaying an image from simple logic chips.

Zach Tellman's Clojure West talk covers the basics of queueing theory and its practical use in systems, including backpressure, how queues break down under load, and pitfalls of naive core.async use.

Martin Kleppmann's QCon London 2018 talk on keeping data consistent in distributed systems without a central leader. It surveys CRDT algorithms for syncing devices and collaborative editing over peer-to-peer networks.

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.

Timothy Baldridge presents Pixie, a lightweight Lisp built on RPython, at Strange Loop 2015. It covers C interop, immutable data structures, fast startup and async-by-default IO.

A Rare Earth explainer on Japan's criminal justice system and its extremely high conviction rate. It outlines the system's idiosyncrasies and how suspects are treated.

NASA Goddard recreates the Apollo 8 Earthrise moment using Lunar Reconnaissance Orbiter data, narrated by Andrew Chaikin and synced with the astronauts' recorded conversation. It marks the flight's 45th anniversary.

The official music video for Autechre's 'Gantz Graf', a dense, glitchy electronic track paired with abstract animated 3D visuals reportedly made by hand in 2002.

The original Broadway cast performs 'The Internet Is For Porn' from the musical Avenue Q, with press-reel footage synced to the live performance.