This is especially interesting as this distrusting was announced a few days after DarkMatter filed an appeal against Mozilla's decision to distrust them.
Darkmatter filed a 6 page appeal, highlighting 6 factors they believe invalidate the decision.[0]
Seemingly out of nowhere, Google swoops in and announces they are distrusting. Very shortly after the announcement, Google proceeded with distrusting DarkMatter. Scott Rea of DarkMatter replied[1].