Go back to using Linux if you want free.
Nothing about this is closed either, apps can still be open and be on the App Store. This isn't like the iOS app store where certain APIs are closed source Apple copyrighted stuff, and even in the case of iOS you can make open apps as well.
You are really hitting the pipe pretty hard dude, you need to just relax and realize how much this helps Apple sell hardware more than hurt. You know how many people have no clue how much of this software even existed before the App Store? Pretty much the majority don't know where to find apps, but now they do. It's a win-win really.
There will always be developers who choose not to make apps for the App Store because of certain policies as well. Until Apple forces you to only run apps that come from the App Store then you are doing nothing but stirring up conspiracy theories.