The talk discusses the use of databases in containers and Kubernetes. The speaker explains the history of open source software development, focusing on the move towards simplicity and ease of use. Docker is highlighted as a popular tool for running databases, especially in test and development environments. However, the speaker acknowledges that using Docker in production can be more complex and highlights the need for monitoring and observability. Kubernetes is presented as a solution for running databases in a production environment, and the speaker discusses the evolving relationship between Kubernetes and databases. The speaker also mentions the availability of database as a service solutions, both from proprietary cloud vendors and open source projects. The importance of open source solutions is emphasized, and the speaker encourages the audience to contribute to the open source ecosystem. The talk concludes by discussing the operational aspects of running a database in Docker or Kubernetes and suggests leveraging the internal storage interfaces provided by Kubernetes.