One misunderstanding is that you are accepting as fact that TLS 1.2 is secure, when it's entirely plausible that one or more state actors already know that not

One misunderstanding is that you are accepting as fact that TLS 1.2 is secure, when it's entirely plausible that one or more state actors already know that not to be the case. There's no magic light that goes on when the NSA breaks TLS 1.2 so that we know to stop trusting it.