vim

Brian Kernighan explains how grep came to be, written overnight by Ken Thompson, and how it got its name from the ed command g/re/p. He also covers the lineage from QED to ed that led to it.

Jim Coplien and Bob Martin debate test-driven development and unit testing in an InfoQ video that grew out of a JAOO 2007 dispute. They also touch on design and architecture.

GitHub interviews Linus Torvalds on twenty years of Git, from its creation in about ten days as a Linux kernel tool to its role in modern software development. He discusses technical decisions, community contributions and the project's philosophy.

TED curator Chris Anderson interviews Linus Torvalds about his personality, his engineer's pragmatism, and the creation of Linux and Git. Torvalds also discusses taste in code and why he open sourced Linux.