On September 3, 1995, programmer Pierre Omidyar launched AuctionWeb as an experimental side project hosted on his personal website. Its legendary first transaction—a broken laser pointer purchased for $14.83 by an avid collector of broken pointers—signaled a profound paradigm shift. Before AuctionWeb rebranded as eBay, commerce fundamentally relied on institutional gatekeepers and physical storefronts. Omidyar demonstrated that lightweight code could coordinate decentralized exchanges directly between strangers. Crucially, by introducing crowdsourced user feedback scores, the platform engineered the foundational architecture of digital trust, transforming the nascent web into a self-regulating bazaar. Decades before the term 'platform economy' dominated Silicon Valley discourse, eBay codified the modern blueprint: unlock liquidity in fragmented, long-tail markets by crowdsourcing reputation, letting software seamlessly mediate human commerce.