this was godawful inefficient why'd nobody call me on it

code/game/gamemodes/clock_cult/clock_machines.dm

@@ -404,15 +404,20 @@
 		return
 	if(disabled)
 		visible_message("<span class='warning'>The writhing tendrils return to the gemstone, which begins to glow with power!</span>")
-		flick("[initial(icon_state)]_recharged", src)
+		flick("interdiction_lens_recharged", src)
 		disabled = FALSE
 		toggle(0)
 	else
 		var/successfulprocess = FALSE
 		var/power_drained = 0
 		var/list/atoms_to_test = list()
-		for(var/atom/movable/M in urange(interdiction_range, src))
-			atoms_to_test |= M
+		for(var/A in spiral_range_turfs(interdiction_range, src))
+			var/turf/T = A
+			for(var/M in T)
+				atoms_to_test |= M
+
+			CHECK_TICK
+
 		for(var/M in atoms_to_test)
 			if(istype(M, /obj/machinery/power/apc))
 				var/obj/machinery/power/apc/A = M
@@ -451,6 +456,9 @@
 					var/datum/effect_system/spark_spread/spks = new(get_turf(R))
 					spks.set_up(3, 0, get_turf(R))
 					spks.start()
+
+			CHECK_TICK
+
 		if(!return_power(power_drained) || power_drained < 50) //failed to return power drained or too little power to return
 			successfulprocess = FALSE
 		if(try_use_power(disrupt_cost) && total_accessable_power() >= disrupt_cost) //if we can disable at least one object
@@ -479,7 +487,7 @@
 					if(!try_use_power(disrupt_cost))
 						break
 					O.emp_act(1)
-				else //there's probably not another radio in that radio, right?
+				else if(isliving(M) || istype(M, /obj/structure/closet) || istype(M, /obj/item/weapon/storage)) //other things may have radios in them but we don't care
 					var/atom/movable/A = M
 					for(var/obj/item/device/radio/O in A.GetAllContents())
 						successfulprocess = TRUE
@@ -488,10 +496,13 @@
 						if(!try_use_power(disrupt_cost))
 							break
 						O.emp_act(1)
+
+				CHECK_TICK
+
 		if(!successfulprocess)
 			visible_message("<span class='warning'>The gemstone suddenly turns horribly dark, writhing tendrils covering it!</span>")
 			recharging = world.time + recharge_time
-			flick("[initial(icon_state)]_discharged", src)
+			flick("interdiction_lens_discharged", src)
 			icon_state = "interdiction_lens_inactive"
 			SetLuminosity(2,1)
 			disabled = TRUE