Blizzard has posted dozens of posts on MMR, SR, and matchmaking. These posts frequently contradict your theories, which has been pointed out to you, which you ignore. That you don’t accept reality isn’t their problem. They are not required to personally respond to any particular person on the forum. If you don’t like that you are welcome to leave. Speaking of which, you haven’t played in months. Why are you still here?
There are numerous comments of yours that are easily contradicted by experience or blue posts, but this is the most obvious one:
To believe that SR has no correlation to actual ability implies you have never watched bronze vs GM play or have no capability to differentiate top from bottom play. It implies such a basic lack of awareness as to render all your posts on this topic without merit.