IntroductionHere we cover the basics of using an RPC in the Cosmos ecosystem. This article is for experienced developers new to Cosmos. Remote procedure calls (RPCs) are frequently used in distributed computing and allow for inter-process communication (IPC). In short, this means a program can create procedures to be executed on different machines. To read and write to Cosmos blockchains you must have access to a node. There are public nodes that expose endpoints for free. These endpoints inc...