Originally Posted by webstudiolund
Have I understood the problem correctly - if I was to put the SD card in another device and make folders globally writable, it still would not work, as a result of the settings in the file platform.xml?
This is a security feature built in to Android Kit Kat and above. Blame Google.
The SDFix just works around it.
It does not affect your SD card.
Generally speaking you can put the SD card in any device not running Android Kit Kat or above and it will work fine.