But the real proof that they actually DO NOT believe in a person's religious freedom is this: they do not allow a member to change religions or to formally stop practicing the religion without severe, abusive penalties.
That's true, but only because of the word 'formally'.
You have to take into account that most of the ones I know that don't go any more (including my family) haven't been disfellowshipped. They simply stopped going without any fuss.
I do take the general point of your post though.