The latest license version: 2016 X Z 800 is 1. If they want to change the platform to a Mac is possible because as far as I know, silk, license for the mac platform, beginning at 2016 version EXT 2.
Z800 is the latest version of the license 2016X1. If they want to switch to the Mac platform are possible because as far as I know, the initial version of the license for the mac platform 2016EXT2.
The latest version of license Z800 is 2016X1. If they want to change the platform to be Mac possibility? Because as far as I know license for platform MAC start 2016EXT2 version.