Optimize a couple things

code/modules/pda/cart.dm

@@ -69,11 +69,9 @@ var/list/civilian_cartridges = list(
 	return ..()
 
 /obj/item/weapon/cartridge/proc/update_programs(obj/item/device/pda/pda)
-	for(var/A in programs)
-		var/datum/data/pda/P = A
+	for(var/datum/data/pda/P as anything in programs)
 		P.pda = pda
-	for(var/A in messenger_plugins)
-		var/datum/data/pda/messenger_plugin/P = A
+	for(var/datum/data/pda/messenger_plugin/P as anything in messenger_plugins)
 		P.pda = pda
 
 /obj/item/weapon/cartridge/engineering

code/modules/pda/cart_apps.dm

@@ -136,8 +136,7 @@
 		records["general"] = general_records.fields
 		return records
 	else
-		for(var/A in sortRecord(data_core.general))
-			var/datum/data/record/R = A
+		for(var/datum/data/record/R as anything in sortRecord(data_core.general))
 			if(R)
 				records += list(list(Name = R.fields["name"], "ref" = "\ref[R]"))
 		data["recordsList"] = records
@@ -182,8 +181,7 @@
 
 /datum/data/pda/app/crew_records/medical/load_records(datum/data/record/R)
 	..(R)
-	for(var/A in data_core.medical)
-		var/datum/data/record/E = A
+	for(var/datum/data/record/E as anything in data_core.medical)
 		if(E && (E.fields["name"] == R.fields["name"] || E.fields["id"] == R.fields["id"]))
 			medical_records = E
 			break
@@ -208,8 +206,7 @@
 
 /datum/data/pda/app/crew_records/security/load_records(datum/data/record/R)
 	..(R)
-	for(var/A in data_core.security)
-		var/datum/data/record/E = A
+	for(var/datum/data/record/E as anything in data_core.security)
 		if(E && (E.fields["name"] == R.fields["name"] || E.fields["id"] == R.fields["id"]))
 			security_records = E
 			break
@@ -229,8 +226,7 @@
 		supplyData["shuttle_loc"] = shuttle.at_station() ? "Station" : "Dock"
 	var/supplyOrderCount = 0
 	var/supplyOrderData[0]
-	for(var/S in SSsupply.shoppinglist)
-		var/datum/supply_order/SO = S
+	for(var/datum/supply_order/SO as anything in SSsupply.shoppinglist)
 
 		supplyOrderCount++
 		supplyOrderData[++supplyOrderData.len] = list("Number" = SO.ordernum, "Name" = html_encode(SO.object.name), "ApprovedBy" = SO.ordered_by, "Comment" = html_encode(SO.comment))
@@ -240,8 +236,7 @@
 
 	var/requestCount = 0
 	var/requestData[0]
-	for(var/S in SSsupply.order_history)
-		var/datum/supply_order/SO = S
+	for(var/datum/supply_order/SO as anything in SSsupply.order_history)
 		if(SO.status != SUP_ORDER_REQUESTED)
 			continue
 

code/modules/pda/messenger.dm

@@ -33,8 +33,7 @@
 	else
 		var/convopdas[0]
 		var/pdas[0]
-		for(var/A in PDAs)
-			var/obj/item/device/pda/P = A
+		for(var/obj/item/device/pda/P as anything in PDAs)
 			var/datum/data/pda/app/messenger/PM = P.find_program(/datum/data/pda/app/messenger)
 
 			if(!P.owner || PM.toff || P == pda || PM.m_hidden)
@@ -49,8 +48,7 @@
 
 		var/list/plugins = list()
 		if(pda.cartridge)
-			for(var/A in pda.cartridge.messenger_plugins)
-				var/datum/data/pda/messenger_plugin/P = A
+			for(var/datum/data/pda/messenger_plugin/P as anything in pda.cartridge.messenger_plugins)
 				plugins += list(list(name = P.name, icon = P.icon, ref = "\ref[P]"))
 		data["plugins"] = plugins
 
@@ -148,8 +146,7 @@
 	//var/telecomms_intact = telecomms_process(P.owner, owner, t)
 	var/obj/machinery/message_server/useMS = null
 	if(message_servers)
-		for(var/A in message_servers)
-			var/obj/machinery/message_server/MS = A
+		for(var/obj/machinery/message_server/MS as anything in message_servers)
 		//PDAs are now dependent on the Message Server.
 			if(MS.active)
 				useMS = MS
@@ -194,8 +191,7 @@
 		to_chat(usr, "Turn on your receiver in order to send messages.")
 		return
 
-	for(var/A in PDAs)
-		var/obj/item/device/pda/P = A
+	for(var/obj/item/device/pda/P as anything in PDAs)
 		var/datum/data/pda/app/messenger/PM = P.find_program(/datum/data/pda/app/messenger)
 
 		if(!P.owner || !PM || PM.hidden || P == pda || PM.toff)

code/modules/pda/pda.dm

@@ -197,8 +197,7 @@ var/global/list/obj/item/device/pda/PDAs = list()
 	shortcut_cache.Cut()
 
 /obj/item/device/pda/proc/update_programs()
-	for(var/A in programs)
-		var/datum/data/pda/P = A
+	for(var/datum/data/pda/P as anything in programs)
 		P.pda = src
 
 /obj/item/device/pda/proc/detonate_act(var/obj/item/device/pda/P)

code/modules/pda/pda_tgui.dm

@@ -22,8 +22,7 @@
 		if(cartridge)
 			prog_list |= cartridge.programs
 
-		for(var/A in prog_list)
-			var/datum/data/pda/P = A
+		for(var/datum/data/pda/P as anything in prog_list)
 
 			if(P.hidden)
 				continue