Good question. Guys, what difference does it make?
That's easy. It demonstrates how the Catholic Church completely disregards the clear meaning of Scripture.
Now why people can't grasp theotokos and what it means and does not mean is a better question.
SD
I care because it makes a mockery of the Word of God. This thing ought not to be done.
Goes to credibility. They have made doctrine on this basis and wish to sell it as truth. It serves as example of where they've been wrong on doctrine and tradition both. In being errant here as well, it nulls the claim of inerrancy and infallibility along with the usefulness of tradition and of doctrine as compared with scripture. All tidied up in one nice package.