The Berlin Wall's fall in 1989 symbolized freedom and the end of artificial barriers. Today, we're witnessing a similar evolution in data platforms. Vendor lock-in has long been the "wall" preventing organizations from moving their data freely. But as open-source standards gain momentum, these barriers are beginning to crumble. This is the story of why open source matters in the data world—and why Databricks' commitment to OSS creates long-term strategic value for enterprises.