Lucas and Luna unpack the rise of data version control (DVC) as a critical infrastructure layer for enterprise AI. They explore how tools like DVC and LakeFS are bringing Git-like versioning to datasets, enabling reproducibility, auditability, and collaboration at scale. The hosts walk through a concrete example: how a pharmaceutical company used data version control to track training data for a drug discovery model across 40 versions, cutting debugging time from weeks to hours. They discuss why traditional data warehouses and data lakes fail to handle the versioning needs of modern machine learning pipelines, and how data version control is becoming as essential as source control for code. Luna challenges Lucas on the overhead of maintaining yet another tool in the stack, and Lucas argues that the cost is outweighed by the gains in model governance and regulatory compliance. The episode also covers how data version control integrates with feature stores and data observability, and why it's becoming a standard requirement in MLOps platforms. A must-listen for data engineers, ML practitioners, and anyone building AI systems that need to be reproducible and auditable.