Yes, you could do that, but 99% of people are going to have no idea how to do that, or even why they should. As a result, the few companies that own the central

Yes, you could do that, but 99% of people are going to have no idea how to do that, or even why they should. As a result, the few companies that own the centralized platforms still get the authority to dictate how computing works, and to block you from distributing software that threatens their interests.