In our conversation at KubeCon in Paris, Jonah Kowall of Aiven discusses his extensive background in observability, his role at Aiven overseeing product management, and his active involvement in open source projects such as Jaeger, OpenSearch, and OpenTelemetry. We also touch on software licensing and Redis's shift to proprietary software. We explore the challenges of maintaining project sustainability, attracting new contributors, and the importance of cross-project collaboration within the open source community. The discussion encapsulates the vibrant dynamics of open source development, the evolving landscape of observability tools, and underscores the collective endeavor to foster innovation and sustainability in this space.   00:00 Introduction 01:19 Deep Dive into Jaeger: The Observability Tool 02:21 Exploring OpenSearch and Its Ecosystem 03:27 The Impact of Licensing Changes on Open Source 06:20 The Challenge of Sustaining Open Source Projects 09:36 Fostering New Contributors and Community Engagement 12:30 Observability Trends and the Future of Open Source 19:25 Enhancing Collaboration in the Open Source Ecosystem 20:55 Final Thoughts and Advice for Aspiring Contributors   Resources: Jaeger: open source, distributed tracing platform (jaegertracing.io) OpenTelemetry OpenSearch Guest: Jonah Kowall, computer scientist and open-source contributor to OpenSearch, Jaeger, OpenTelemetry. A technical leader across startups to large enterprises specialized in operations, security, and performance. Led Gartner research on monitoring. Product leadership at AppDynamics, Cisco (post-acquisition), Kentik, Logz.io, and is current the head of product management at Aiven building tomorrow’s open source data platform for everyone.