As you do, when you're the market leader. Wouldn't want people to be able to swap their GPUs to AMD. This is a real problem at the moment.
Of course AMD is making their own system that works on AMD and nVidia and Intel GPUs. It'll probably get locked down again if AMD gets market dominance.
Reminds me of how people used to think MS was absolutely evil while Apple was an altruistic company and Steve Jobs was some kind of saint. Turns out Apple just needed to gain some market dominance.
Of course AMD is making their own system that works on AMD and nVidia and Intel GPUs. It'll probably get locked down again if AMD gets market dominance.