Self: Sun's 1995 Film on Live, Graphical Programming
Jecel Assumpção Jr · Demo · 21 min · 2013 · YouTube title: Self: The Movie;
Why it's here
HN uses it as the canonical demo of Self's integrated, direct-manipulation environment whenever prototypal inheritance or live programming comes up.
What it covers
A 1995 Sun Microsystems film about the Self programming language, a prototype-based Smalltalk relative, showing its live, graphical programming environment.