It does matter to know who is in the Supreme Court. In My own opinion, We must know the names who are the people/person in the Supreme Court. Because it helps the person/people to be more aware the issues to be ruled in the Court. Supreme Court is important too because it charged with ensuring the peoples promises of equal justice under the law.
Answer: The fedral government is here becuase they want power and do local laws and state laws and usa laws there kind of the same but other than that they are diffrent