Setting the scene
Fork-and-PR workflows lowered the bar for drive-by contributions compared to mailing-list patch queues.
What happened
README badges, Actions automation, and Copilot later stacked on the same graph.
Why it still matters
Community guidelines and DMCA takedowns tested platform neutrality. Memorable detail: the first logo was a bootleg Octocat mashup before official merch exploded.
Background
Microsoft's 2018 acquisition validated git as the lingua franca of software collaboration and CI/CD pipelines.