That's a really weird turn of phrase, because the courts, even the Supreme Court, cannot arbitrarily act on its own. A case must be brought to the court. Even t

That's a really weird turn of phrase, because the courts, even the Supreme Court, cannot arbitrarily act on its own. A case must be brought to the court. Even then, congress sets the jurisdiction for these courts. To call this a "power grab" is hyperbole.