I've always said that Mach was more of NT's grandparent than VMS ever was. I will grant that NTFS is little more than a simplified ODS-2, but NT uses COFF form

I've always said that Mach was more of NT's grandparent than VMS ever was. I will grant that NTFS is little more than a simplified ODS-2, but NT uses COFF format executables, Unix-style processes, and Mach inspired everything else.