Funnily enough Windows went there with NTFS and full-fledged transactional FS and registry APIs with snapshots and rollbacks: https://learn.microsoft.com/en-us

Funnily enough Windows went there with NTFS and full-fledged transactional FS and registry APIs with snapshots and rollbacks: https://learn.microsoft.com/en-us/windows/win32/fileio/about-transactional-ntfs https://learn.microsoft.com/en-us/windows/win32/fileio/about... But then for some reason it was all deprecated in Win11.