But .txt is not the same as .rs; yet .txt is not the same as .docx, although both of these files look the same to the human eye.
But .txt is not the same as .rs; yet .txt is not the same as .docx, although both of these files look the same to the human eye.
Try renaming a docx file extension to zip. Then open the file, you’ll see that there are other files (mostly XML) inside. The docx is a container.