> There's no longer any obvious relationship between deleting stuff and getting disk space back Special file types have been around in other file systems for a

> There's no longer any obvious relationship between deleting stuff and getting disk space back Special file types have been around in other file systems for a long time now. For instance, Hard Links have been a thing on NTFS disks since the first version of Windows NT. Deleting a hard link for a file on on an NTFS disk doesn't result in freeing any space, until you delete all the hard links as well as the original file.