Unless there are specifications and some kind of revision control, the feature may not be known to programmers who could make use of it.

In computer software engineering, revision control is any practice that tracks and provides control over changes to source code.

A copy outside revision control is known as a "working copy".

Thus it is a form of revision control.

This topic includes product model, revision control, and software configuration management.

They cannot use any files, settings, or other inputs that aren't under revision control.

Monotone is an open source software tool for distributed revision control.

Adobe Story has support for basic revision control for documents.

This is called revision control, which manages multiple versions of the same unit of information.

Branching (software), a way of duplicating an object under revision control.