With APFS, Apple focuses on storage efficiency in its OSes

Apple this week announced that macOS Sierra, its newest operating system for the Mac and the successor to OS X El Capitan, will include the next-generation Apple File System (APFS) and a bounty of data storage features for SSDs.
The new APFS will operate as a file system across all the company's platforms, including iOS, macOS, tvOS and watchOS, Apple said during a keynote at its WWDC 16 conference in San Francisco. AppleApple CEO Tim Cook on Monday surrounded by student developers at WWDC.To r