anchor.diff:  #define DEFAULT_DOOMSDAY_TIMER 4500
  +#define DOOMSDAY_ANNOUNCE_INTERVAL 600
   
   GLOBAL_LIST_INIT(blacklisted_malf_machines, typecacheof(list(
   		/obj/machinery/field/containment,
  
positive.code: 	if(!sec_left)
  		timing = FALSE
  		detonate(T.z)
  	else
  		var/key = num2text(sec_left)
  		if(!(sec_left % 60) && !(key in milestones))
  			milestones[key] = TRUE
  			minor_announce("[key] SECONDS UNTIL DOOMSDAY DEVICE ACTIVATION!", "ERROR ER0RR $R0RRO$!R41.%%!!(%$^^__+ @#F0E4", TRUE)
  
  /obj/machinery/doomsday_device/proc/detonate(z_level = ZLEVEL_STATION_PRIMARY)
  	sound_to_playing_players('sound/machines/alarm.ogg')
  
negative.code: 		AI.eyeobj.relay_speech = TRUE
  
  #undef DEFAULT_DOOMSDAY_TIMER
  #undef DOOMSDAY_ANNOUNCE_INTERVAL