How a South African dot-com millionaire who flew to the ISS forked Debian into "Linux for human beings," mailed free CDs to the planet, lost almost every technical bet he made — Unity, Mir, Upstart, convergence — and still ended up owning the operating system the cloud actually runs on.
Debian
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The Story of Ubuntu -
Choosing a Linux Distribution: A Field Guide A no-tribalism field guide to choosing a Linux distribution by use case, covering family trees, package managers, release models, the immutable wave, and the RHEL source controversy.