multiple dispatch

A four-minute Emacs Rocks screencast demonstrating the multiple-cursors package for Emacs. It shows how editing at many places at once can replace repetitive manual edits.

Short US Missile Defense Agency footage of the December 2008 free-flight hover test of Lockheed Martin's Multiple Kill Vehicle. The test showed it hovering for 20 seconds while tracking a simulated target.

An old lab video of a decerebrate cat walking on a treadmill and shifting between gait patterns as the speed changes. It is used to illustrate that much locomotion control comes from the spinal cord and body mechanics rather than the brain.

A 1990 Lotus sales demo of Improv, a spreadsheet built for the NeXT computer that rethought the grid with named categories and multiple views. The uploader, who tested it at Price Waterhouse, presents it as an early, innovative vision of the spreadsheet.

The official demo video from Be, Inc. showing BeOS running multiple videos, media applications and a responsive desktop on 1990s hardware.