Their manual synchronization of your changes, followed by committing of their work, makes the version control system useless for these configuration files.

他们会手动同步这些更改，然后提交他们的工作。这样一来，版本控制系统对于这些配置文件来说已经毫无用处。

youdao

Because of Match, my music collection is now complete and essentially identical on all my computers and on my iPad and iPhone, allowing me to access any of my songs from any of these devices, without manual synchronization via a cable, or paying more than once for the same song.

WSJ: Apple's Music Service Stores All Your Songs Without Alot of Slow Uploads