Communication Methodologies: JSON, Protobuf, and Rust in Practice

This chapter delves into the comparison between JSON and protobuf for internal communication, highlighting the benefits of protobuf in error handling and efficiency. The discussion includes the utilization of JSON for API connections and IoT devices at PubNub, as well as the performance considerations in using Rust over C for scalability. Additionally, the chapter explores the successful integration of Rust in developing a GRPC endpoint and the potential of Rust for diverse devices, emphasizing reliability and performance.