When I first joined the Netflix Platform team circa 2020, the Observability offering was composed of a series of tools serving different purposes. There was Atlas for metrics, Edgar for distributed tracing, Radar for Logs and Alerts, Lumen for dashboards, Telltale for app health, etc. It was a portfolio of about 20 different apps. Big and small, ranging from business-specific tools to analyze playback sessions to low-level tools for CPU profiling. The Observability org was composed of three diff...