First stuff. Ckey based subsystem

code/modules/mob/dead/observer/observer.dm

@@ -54,7 +54,6 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 	if(ismob(body))
 		T = get_turf(body)				//Where is the body located?
 		attack_log_old = body.attack_log_old	//preserve our attack logs by copying them to our ghost
-		logs = body.logs.Copy()
 
 		var/mutable_appearance/MA = copy_appearance(body)
 		if(body.mind && body.mind.name)

code/modules/mob/login.dm

@@ -28,6 +28,7 @@
 
 /mob/Login()
 	GLOB.player_list |= src
+	last_known_ckey = ckey
 	update_Login_details()
 	world.update_status()
 

code/modules/mob/mob.dm

@@ -22,7 +22,6 @@
 		for(var/datum/alternate_appearance/AA in viewing_alternate_appearances)
 			AA.viewers -= src
 		viewing_alternate_appearances = null
-	logs.Cut()
 	..()
 	return QDEL_HINT_HARDDEL
 
@@ -1267,10 +1266,10 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 	create_log_in_list(debug_log, text, collapse, world.timeofday)
 
 /mob/proc/create_log(log_type, what, target = null, turf/where = get_turf(src))
-	LAZYINITLIST(logs[log_type])
-	var/list/log_list = logs[log_type]
+	if(!ckey)
+		return
 	var/datum/log_record/record = new(log_type, src, what, target, where, world.time)
-	log_list.Add(record)
+	SSlogging.add_log(ckey, record)
 
 /proc/create_log_in_list(list/target, text, collapse = TRUE, last_log)//forgive me code gods for this shitcode proc
 	//this proc enables lovely stuff like an attack log that looks like this: "[18:20:29-18:20:45]21x John Smith attacked Andrew Jackson with a crowbar."
@@ -1413,4 +1412,4 @@ GLOBAL_LIST_INIT(slot_equipment_priority, list( \
 
 ///Force set the mob nutrition
 /mob/proc/set_nutrition(change)
-	nutrition = max(0, change)
+	nutrition = max(0, change)

code/modules/mob/mob_defines.dm

@@ -36,7 +36,7 @@
 	var/list/attack_log_old = list( )
 	var/list/debug_log = null
 
-	var/list/logs = list() // Logs for each log type defined in __DEFINES/logs.dm
+	var/last_known_ckey = null	// Used in logging
 
 	var/last_log = 0
 	var/obj/machinery/machine = null
@@ -211,4 +211,4 @@
 	var/list/tkgrabbed_objects = list() // Assoc list of items to TK grabs
 
 	var/forced_look = null // This can either be a numerical direction or a soft object reference (UID). It makes the mob always face towards the selected thing.
-	var/registered_z
+	var/registered_z