VGA won't create that "full chain of trust" parent is talking about. The GPU essentially says if it's outputting to an HDCP (encrypted) output and if so is expe

VGA won't create that "full chain of trust" parent is talking about. The GPU essentially says if it's outputting to an HDCP (encrypted) output and if so is expecting encrypted input. As an example if you use an HDMI -> DVI adapter or similar you'll get a scrambled-ish looking picture which is essentially you viewing the ciphertext picture.