Without facts, your thoughts are merely conspiracy theories. There is no difference between them and claims the US presidential election was stolen.
That's a theory, not a fact, nor is it widely recognized.
By any reasonable accounting of costs, the $99 Apple Developer Program fee isn't meant to be a profit center that Apple is trying to "protect". It mainly helps prevent spam accounts and helps offset the cost of reviewing and distributing free apps in the Mac and iOS app stores.
Citation needed please, Mr. Giuliani.