apfs system files

IOS 10.3 update will help free up memory capacity for iPhone / iPad
recently there was a lot of feedback that after ios 10.3 update, iphone / ipad will be freed of memory capacity thanks to the installation of changing apfs file system.
Apple has just made a history change that not everyone recognizes
apple recently released a new version of ios 10.3 for iphone and ipad. this new operating system version has some notable changes including the find my airpod feature and siri upgrade. however, there is a historic and equally risky change that apple brings to iphone / ipad users worldwide and not