operating systems

A short demo of Sun Microsystems' Looking Glass, a 3D desktop GUI concept for a future operating system.

A short edited excerpt of Terence McKenna arguing that culture acts as an operating system for the mind, set to imagery and music. It touches on psychedelics and how they change thinking.

Steve Jobs demos NeXTSTEP Release 3, showing the object-oriented development environment and UI that later became the basis of Mac OS X. Midway through he builds a database-backed GUI app with Interface Builder and Enterprise Objects Framework with almost no code.

A 2007 Google Tech Talk in which Bryan Cantrill demonstrates DTrace and explains how it improves debugging of both development and live production systems.

Kirk McKusick gives a narrative history of BSD from its start at UC Berkeley in the late 1970s through the 1980s releases and the lawsuit that led to 4.4BSD-Lite in 1992. It is full of anecdotes from a key developer.

Linus Torvalds tells the story of Linux in a 2001 talk at the Computer History Museum, from writing code as a graduate student in Helsinki in the early 1990s to becoming an icon of open source. It covers the project's origins, its growth, and his views on licensing and kernel design.

An edited excerpt of Steve Jobs introducing Mac OS X at Macworld San Francisco in 2000. It covers the Aqua interface, Quartz graphics built on PDF, and the Classic, Carbon and Cocoa application environments.

A short demo showing slow 2D drawing in the Windows 7 GUI compared with XP. It attributes the slowdown to the display driver model lacking hardware accelerated GDI.

Dan Bornstein's Google I/O 2008 talk on the internals of Dalvik, the virtual machine that runs Android code. It covers the motivation for its design, the dex format and its register-based interpreter, plus tips for writing code that suits the platform.

A clip from Jurassic Park in which Lex says, "It's a Unix system, I know this," while navigating a 3D file system view.

Jake Thackray performs the folk song Molly Metcalfe, which opens with an explanation of the traditional northern English sheep-counting system (yan, tan, tethera). It is a short, witty piece of British folk songwriting.

The first lecture of Gilbert Strang's MIT 18.06 Linear Algebra course, covering the geometry of linear equations. It opens a full 35-lecture university course.

Psychologist Philip Zimbardo explains how ordinary people can be pushed into doing evil by situations and systems. He draws on the Stanford prison experiment and unseen Abu Ghraib photos, then turns to the opposite case: how ordinary people can become heroes.

Short footage of the 1983 Soyuz T-10-1 pad fire, in which the launch escape tower pulled the crew away seconds before the rocket exploded.

A short film about the Erlang language, showing telecom systems built from lightweight processes and demonstrating hot code swapping. It is an edited version of the original Ericsson video.

Rob Pike's October 2009 Google Tech Talk introducing Go, a new experimental systems language designed for fast builds, concurrency and garbage collection. It covers the goals, syntax and type system.

A short clip parodying Windows Vista's cancel-or-allow security prompts, in the style of Apple's Mac vs PC ads.

Linus Torvalds gives a Google tech talk on git, the source control system he created two years earlier. He argues for distributed version control over centralized systems such as CVS and Subversion.

Cliff Click of Azul Systems gives a Google Tech Talk on running Java business applications on a machine with about a thousand cores. He covers hardware and software codesign, including garbage collection hardware and the JIT.

Sir Ken Robinson argues, with humor and stories such as that of choreographer Gillian Lynne, that education systems undermine creativity and should be changed. It is one of the most viewed TED talks.

A Talks at Google visit by Douglas Engelbart, inventor of the mouse. He presents his lifelong aim of augmenting collective human intelligence, followed by a Q&A.

A short 2009 WIRED clip showing Kiva Systems robots moving inventory shelves in a warehouse serving online retailer Zappos. It shows how mobile robots bring goods to pickers instead of people walking the aisles.