When that happens, governments can prevent individuals in their countries who do approve of free speech from practicing their craft.
And the governments of Saudi Arabia, Tunisia and Syria have done just that. The individuals who wanted to attend the conference that you can read about in the link lose, but so does the general public in those countries.
It is easy for Americans (and especially those of us who believe so strongly in a free press, freedom of speech and other liberties from reacting with hostility. That would be the easy thing to do. Instead, I wonder what each of us is doing in order to really try to bring about change.