I take it you didn't follow my link. I didn't quote the next line, which explained that they don't know what will happen because it hasn't been written yet.
That's what I call "not being hands-on". The BBC could have a completely different attitude about it, this being a very expensive and popular show, and ask the showrunner to give them a detailed preview of what to expect in the next couple of months. They choose not to, but they could.