https://techcrunch.com/2021/04/05/stocks-ec1-business/

Before StockX, sneaker buyers had eBay, campouts at sneaker stores and internet forums as avenues to connect with other enthusiasts and find the most desired shoes. Five years later, the data-based secondary marketplace’s impact is pervasive across tech, secondary marketplaces, the business of sneakers, entrepreneurship, hype culture or even just retail stores as a whole.