Makes it actually, actually work

code/modules/antagonists/abductor/equipment/glands/heal.dm

@@ -64,7 +64,7 @@
 
 /obj/item/organ/heart/gland/heal/proc/reject_implant(obj/item/organ/cyberimp/implant)
 	owner.visible_message("<span class='warning'>[owner] vomits up his [implant.name]!</span>", "<span class='userdanger'>You suddenly vomit up your [implant.name]!</span>")
-	owner.vomit(0, TRUE, TRUE, 1, FALSE, FALSE, FAL SE, TRUE)
+	owner.vomit(0, TRUE, TRUE, 1, FALSE, FALSE, FALSE, TRUE)
 	implant.Remove()
 	implant.forceMove(owner.drop_location())
 

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

@@ -502,17 +502,17 @@
 		return 0
 	return ..()
 
-/mob/living/carbon/proc/vomit(lost_nutrition = 10, blood = FALSE, stun = TRUE, distance = 1, message = TRUE, vomit_type = VOMIT_TOXIC, purge_ratio = 0.1)
+/mob/living/carbon/proc/vomit(lost_nutrition = 10, blood = FALSE, stun = TRUE, distance = 1, message = TRUE, vomit_type = VOMIT_TOXIC, harm = TRUE, force = FALSE, purge_ratio = 0.1)
 	if((HAS_TRAIT(src, TRAIT_NOHUNGER) || HAS_TRAIT(src, TRAIT_TOXINLOVER)) && !force)
 		return TRUE
 
-	if(nutrition < 100 && !blood)
+	if(nutrition < 100 && !blood && !force)
 		if(message)
 			visible_message("<span class='warning'>[src] dry heaves!</span>", \
 							"<span class='userdanger'>You try to throw up, but there's nothing in your stomach!</span>")
 		if(stun)
 			DefaultCombatKnockdown(200)
-		return 1
+		return TRUE
 
 	if(is_mouth_covered()) //make this add a blood/vomit overlay later it'll be hilarious
 		if(message)
@@ -525,10 +525,11 @@
 			visible_message("<span class='danger'>[src] throws up!</span>", "<span class='userdanger'>You throw up!</span>")
 			if(!isflyperson(src))
 				SEND_SIGNAL(src, COMSIG_ADD_MOOD_EVENT, "vomit", /datum/mood_event/vomit)
+
 	if(stun)
 		Stun(80)
 
-	playsound(get_turf(src), 'sound/effects/splat.ogg', 50, 1)
+	playsound(get_turf(src), 'sound/effects/splat.ogg', 50, TRUE)
 	var/turf/T = get_turf(src)
 	if(!blood)
 		adjust_nutrition(-lost_nutrition)
@@ -538,21 +539,15 @@
 		if(blood)
 			if(T)
 				add_splatter_floor(T)
-			if(stun)
+			if(harm)
 				adjustBruteLoss(3)
 		else
 			if(T)
 				T.add_vomit_floor(src, vomit_type, purge_ratio) //toxic barf looks different || call purge when doing detoxicfication to pump more chems out of the stomach.
-			else if(src.reagents.has_reagent(/datum/reagent/consumable/ethanol/blazaam))
-				if(T)
-					T.add_vomit_floor(src, VOMIT_PURPLE)
-		else
-			if(T)
-				T.add_vomit_floor(src, VOMIT_TOXIC)//toxic barf looks different
 		T = get_step(T, dir)
 		if (is_blocked_turf(T))
 			break
-	return 1
+	return TRUE
 
 /mob/living/carbon/proc/spew_organ(power = 5, amt = 1)
 	var/list/spillable_organs = list()

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

@@ -841,8 +841,7 @@
 	..()
 
 /mob/living/carbon/human/vomit(lost_nutrition = 10, blood = FALSE, stun = TRUE, distance = 1, message = TRUE, vomit_type = VOMIT_TOXIC, harm = TRUE, force = FALSE, purge_ratio = 0.1)
-	if(blood && (NOBLOOD in dna.species.species_traits) && !HAS_TRAIT(src, TRAIT_TOXINLOVER))
+	if(blood && dna?.species && (NOBLOOD in dna.species.species_traits) && !HAS_TRAIT(src, TRAIT_TOXINLOVER))
-	if(blood && dna?.species && (NOBLOOD in dna.species.species_traits))
 		if(message)
 			visible_message("<span class='warning'>[src] dry heaves!</span>", \
 							"<span class='userdanger'>You try to throw up, but there's nothing in your stomach!</span>")

code/modules/research/nanites/nanite_program_hub.dm

@@ -29,7 +29,7 @@
 /obj/machinery/nanite_program_hub/update_overlays()
 	. = ..()
 	SSvis_overlays.remove_vis_overlay(src, managed_vis_overlays)
-	if((machine_stat & (NOPOWER|MAINT|BROKEN)) || panel_open)
+	if((stat & (NOPOWER|MAINT|BROKEN)) || panel_open)
 		return
 	SSvis_overlays.add_vis_overlay(src, icon, "nanite_program_hub_on", layer, plane)
 	SSvis_overlays.add_vis_overlay(src, icon, "nanite_program_hub_on", EMISSIVE_LAYER, EMISSIVE_PLANE)

code/modules/research/nanites/nanite_programmer.dm

@@ -14,7 +14,7 @@
 /obj/machinery/nanite_programmer/update_overlays()
 	. = ..()
 	SSvis_overlays.remove_vis_overlay(src, managed_vis_overlays)
-	if((machine_stat & (NOPOWER|MAINT|BROKEN)) || panel_open)
+	if((stat & (NOPOWER|MAINT|BROKEN)) || panel_open)
 		return
 	SSvis_overlays.add_vis_overlay(src, icon, "nanite_programmer_on", layer, plane)
 	SSvis_overlays.add_vis_overlay(src, icon, "nanite_programmer_on", EMISSIVE_LAYER, EMISSIVE_PLANE)

code/modules/research/nanites/nanite_programs/protocols.dm

@@ -90,6 +90,16 @@
 
 /datum/nanite_program/protocol/offline/active_effect()
 	nanites.adjust_nanites(null, boost)
+/datum/nanite_program/protocol/synergy
+	name = "Synergy Protocol"
+	desc = "Replication Protocol: the nanites syncronize their tasks and processes within a host, leading to an increase in replication speed proportional to the current nanite volume."
+	use_rate = 0
+	rogue_types = list(/datum/nanite_program/necrotic)
+	protocol_class = NANITE_PROTOCOL_REPLICATION
+	var/max_boost = 2 //The maximum boost this program applies to the nanite replication, multiplied with the current nanite 'saturation' percentage
+
+/datum/nanite_program/protocol/synergy/active_effect()
+	nanites.adjust_nanites(null, round(max_boost * (nanites.nanite_volume / nanites.max_nanites), 0.1))
 
 /datum/nanite_program/protocol/hive
 	name = "Hive Protocol"