YouTube is a subsidiary of Google, inc. YouTube's income is not publicly disclosed, but it is estimated in the billions of dollars. They make their money through advertising and direct payments. The direct payments is the movies section of the website where you can watch all new movies: for a small fee.
A court is a tribunal, often as a government institution, with the authority to adjudicate legal disputes between parties and carry out the administration of justice in civil, criminal, and administrative matters in accordance with the rule of law.
All other Court Officers are appointed by the Chief Justice in consultation with the Court. The Supreme Court is the highest tribunal in the nation for all cases and controversies arising under the Constitution or the laws of the United States. The Court stands as the final arbiter of the law and guardian of constitutional liberties.