Will 사설사이트 Ever Die?
https://www.evernote.com/shard/s616/sh/38ece0ad-a26f-4034-b936-9c41cd4aedbe/d3ecc027e4d39e96eba043acbf29a0cb
Mac OS X being a UNIX based procedure provides a UNIX method of handling the data files. UNIX like a multi-consumer system provides a Unique way of manipulating file entry.