Making them optional provides zero real-world benefit, with the downside that now some systems now have no way to edit a text file. Consider that unused featur

Making them optional provides zero real-world benefit, with the downside that now some systems now have no way to edit a text file. Consider that unused features don't need to be downloaded, reduce OS footprint, reduce update downtime, and reduce bandwidth usage during updates all of which can benefit both the customer and the supplier. Also consider that not all environments need specific functionality or may purposefully want to remove it for a variety of reasons.