Maybe not for emacs? You can have buffers that are views of many different things: directories, shells, REPLs, email boxes, etc. People might not know what a b

Maybe not for emacs? You can have buffers that are views of many different things: directories, shells, REPLs, email boxes, etc. People might not know what a buffer is, but I think they'd be surprised to see those "in" a document, which might be worse.