via make.wordpress.org => original post link
tl;dr: The terms “full site editing” and “full site editor” (also abbreviated as FSE) were developed to easily refer to a collection of features and now that those features are integrated into our daily WordPress experience, how can we best update the wording to be more user friendly?
Not sure the difference between Gutenberg, full site editing, and other terms here? Check out this post for high level definitions.
What I know