`` because , '' harry said , `` if you consider it logically , something vitally important is missing from this ship - `` at that moment , the screen filled with columns : ship systems propulsion systems life systems waste manag ( v9 ) data systems status om2 ( outer ) quartermaster status om3 ( inner ) flight records status om4 ( fore ) core operations status dv7 ( aft ) deck control status v ( summa ) integration ( direct ) status comrec ( 2 ) lss test 1.0 line a9-11 lss test 2.0 line a 12-bx lss test 3.0 stabilix `` what 's your pleasure ? ''