It absolutely matters: a fair amount of software, both enterprise and consumer, already uses these features. Malware detection, for example, makes heavy use of reparse points.
Microsoft strongly recommends developers utilize alternative means to achieve your application s needs. Many scenarios that TxF was developed for can be achieved through simpler and more readily available techniques. Furthermore, TxF may not be available in future versions of Microsoft Windows. For more information, and alternatives to TxF, please see Alternatives to using Transactional NTFS.
https://docs.microsoft.com/en-us/windows/desktop/fileio/abou...
The Sun Storage Appliance used ZFS snapshots for updates, and it worked quite well.