The sessions of the Supreme Court shall be held at the seat of government, and the sessions and duration thereof shall be fixed by rule of said Court. A majority of the members of the Supreme Court shall constitute a quorum and the concurrence of the majority of said Court shall be necessary to decide any question. The jurisdiction, powers, duties and procedures of intermediate appellate courts shall be as provided by rules of the Supreme Court until otherwise provided by statute. In the event of the creation of intermediate appellate courts, all appeals shall be made to the Supreme Court, which may, by rule, determine the method of assignment to, and recall from, the intermediate appellate courts until otherwise provided by statute. When the intermediate appellate courts acquire jurisdiction in any cause and make final disposition of the same, such disposition shall be final and there shall be no further right of appeal except for issuance of a writ of certiorari ordered by a majority of the Supreme Court which may affirm, modify or make such other changes in said decision as it deems proper. The Supreme Court and intermediate appellate court decisions shall be in such form as the Supreme Court shall specify by rule and the Court of Criminal Appeals decisions shall be in such form as it shall specify by rule, until otherwise provided by statute. The Supreme Court shall appoint a Clerk of the Supreme Court, who shall serve at the pleasure of the Supreme Court and who shall perform the duties prescribed by law and rules of the Supreme Court. The Clerk of the Supreme Court in office on the effective date of this Article shall continue in office for the duration of his elective term.