linux boot

Revolution OS is a feature-length documentary on the history of free software and Linux. It covers Stallman and the GNU project, Torvalds and the kernel, and Raymond and Perens on open source, starting from the era of freely shared hobbyist code.

Cathode Ray Dude covers two bizarre HP 'Quick Start' features: QuickLook, an offline email client built on EFI firmware, and Daystarter, which hijacks the Windows boot process. It includes an explanation of EFI applications and why HP built these things.

Veritasium tells the story of the XZ backdoor, how a patient attacker became maintainer and nearly compromised SSH on Linux systems. It also covers free software history and how encryption in SSH works.

Machine Thinking traces where mechanical precision comes from, from flat surface plates and the three-plate method up through lathes and early measuring tools. It is the first in a series on recreating the first micrometer.