The community coalesced in ways corporate roadmaps rarely predict. Contributors dropped in from academia, from the disused wings of high-frequency shops, from bootcamps and philosophy forums. They argued like old friends: over memory allocation strategies, over whether a momentum filter should default to a robust estimator. Pull requests accumulated like letters from across a long city. Some submissions were technical clarifications; others were small acts of rebellion—a visualization plugin that used color to make drawdowns look like bruises, a simplified API for people who’d never written a loop in their lives. The documentation sprouted tutorials written by people who learned by doing: “If you only have an afternoon, simulate a market crash” read one. Another taught how to translate a hunch about pattern persistence into a testable hypothesis.