its not even just a windows / unix thing.. my software company can't even pick a method. registry keys .exe.config files .xml files .ini files .cfg files true

its not even just a windows / unix thing.. my software company can't even pick a method. registry keys .exe.config files .xml files .ini files .cfg files true false entries, bitwise operators... custom "hosts" file type configs all for one application... each developer that gets an enhancement uses whatever they want to to build/configure it.