But notice that the isomorphism is the correspondence itself. When you read "isomorphic JavaScript," you would be right to ask "isomorphic to what?" What is Jav

But notice that the isomorphism is the correspondence itself. When you read "isomorphic JavaScript," you would be right to ask "isomorphic to what?" What is JavaScript in correspondence to? If there is an isomorphism here, it is between the separate runtimes (client and server), and not the language.