When we say 'so-called' it means that there are conflicting ideas about the following name. If we say 'so-called CommonJS modules', then that means that some people call them CommonJS modules and some people don't think that that is the correct name or that that it is not the official name. References: https://www.merriam-webster.com/dictionary/so-called and https://dictionary.cambridge.org/us/dictionary/english/so-called.

Author: stritch-dev

src/content/3/en/part3a.md

@@ -154,7 +154,7 @@ import http from 'http'
 
 These days, code that runs in the browser uses ES6 modules. Modules are defined with an [export](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/export) and taken into use with an [import](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/import).
 
-Node.js uses by default so-called [CommonJS](https://en.wikipedia.org/wiki/CommonJS) modules. The reason for this is that the Node ecosystem needed modules long before JavaScript supported them in the language specification. Currently, Node also supports the use of ES6 modules, but since the support is not quite perfect yet, we'll stick to CommonJS modules.
+Node.js uses [CommonJS](https://en.wikipedia.org/wiki/CommonJS) modules. The reason for this is that the Node ecosystem needed modules long before JavaScript supported them in the language specification. Currently, Node also supports the use of ES6 modules, but since the support is not quite perfect yet, we'll stick to CommonJS modules.
 
 CommonJS modules function almost exactly like ES6 modules, at least as far as our needs in this course are concerned.