Explore the concept of sidecar-less service mesh in this conference talk from Conf42 Platform Engineering 2023. Delve into the challenges of microservices, understand the fundamentals of service mesh, and learn about Istio's current sidecar model. Discover the potential of Istio Ambient Mesh as a sidecar-less alternative, examining its advantages in cost reduction, performance, and observability. Gain insights into the future of service mesh technology and its practical applications in enterprise environments.