Explore the anatomy of modern data stacks in this 27-minute conference talk from OSACon 2023, where Max Beauchemin breaks down essential components including data warehousing, ETL processes, data dictionaries, and streaming solutions. Gain deep insights into the foundational pillars supported by open-source tools while understanding current gaps in the ecosystem. Learn about both the opportunities and challenges involved in constructing a fully open-source data stack, examining how these elements interact within today's dynamic technological environment.