People unfamiliar with computer history beyond the past decade are downvoting you. Apple may not contribute much more than a bare platform with M1, but that is

People unfamiliar with computer history beyond the past decade are downvoting you. Apple may not contribute much more than a bare platform with M1, but that isn't unusual in the scope of computer history. What's important is that they are not actively enforcing exclusivity or deterring the attempt. They've even shown tacit support in recent EFI patches by making changes that preserve the current mechanism other OSes can be loaded.