RATE/FINITE AREA Empty arm rotations in top track saves 1 area. Proud of the 'Z' track - enabled me to remove a whole arm that was initially being used to dispose of vitae. Piston arm use reduced area by 2 at RHS and 4 for 2 top loop pistons which allowed less track and swings for trashing the quicksilver. There are many drops and regrabs to allow everything related to disposal to function within 10 cycles, matching maximum trashing rate...