This seems highly questionable: If the brief was using a 12-point font, then 24-point spacing IS double-spacing. If this order is appealed, typographers should file an amicus brief!
Oh, and the Senate just confirmed Neil Gorsuch to SCOTUS.
Also of note: Interruptions of female justices has increased with their representation on SCOTUS, study finds; and back to the important typography stuff: New virtual keypad for lawyers allows insertion of citation phrases and symbols with one click