Tweaks how item slowdown works on certain species

code/modules/mob/living/carbon/human/human_movement.dm

@@ -84,9 +84,7 @@
 	if(T && T.movement_cost)
 		tally += T.movement_cost
 
-	if(species.item_slowdown_halved)
-		if(item_tally > 0)
-			item_tally *= 0.5
+	item_tally *= species.item_slowdown_mod
 
 	tally += item_tally
 

code/modules/mob/living/carbon/human/species/species.dm

@@ -133,7 +133,7 @@
 	var/appearance_flags = 0      // Appearance/display related features.
 	var/spawn_flags = 0           // Flags that specify who can spawn as this species
 	var/slowdown = 0              // Passive movement speed malus (or boost, if negative)
-	var/item_slowdown_halved = 0  // If this is on, they're not as affected by item weights for slowdown
+	var/item_slowdown_mod = 1	  // How affected by item slowdown the species is.
 	var/primitive_form            // Lesser form, if any (ie. monkey for humans)
 	var/greater_form              // Greater form, if any, ie. human for monkeys.
 	var/holder_type

code/modules/mob/living/carbon/human/species/station/station.dm

@@ -37,7 +37,7 @@
 	brute_mod = 0.85
 	burn_mod = 0.85
 	metabolic_rate = 0.85
-	item_slowdown_halved = 1
+	item_slowdown_mod = 0.5
 	num_alternate_languages = 3
 	secondary_langs = list(LANGUAGE_UNATHI)
 	name_language = LANGUAGE_UNATHI
@@ -256,6 +256,7 @@
 	secondary_langs = list(LANGUAGE_ROOTGLOBAL)
 	name_language = LANGUAGE_ROOTLOCAL
 	health_hud_intensity = 2.5
+	item_slowdown_mod = 0.25
 
 	min_age = 1
 	max_age = 300