The blog post discusses how Netflix rebuilt its video processing pipeline with microservices. It highlights the journey of the Netflix video pipeline from 2007 to the present, detailing improvements like encoding pipeline expansions, architecture shifts, and encoding innovations. The post introduces the transition from the Reloaded platform to the next-generation Cosmos platform for video processing. It explains the development of Cosmos for increased flexibility and feature development velocity. The post also outlines the structure of the video processing pipeline in Cosmos, including service boundaries, video services like Video Encoding Service and Video Quality Service, and service orchestration for streaming and studio operations. The benefits of the new platform are discussed, and future blogs are teased to delve into more details about the individual video services.