[MIRROR] Removes some simple sleeps (#11527)

Co-authored-by: Cameron Lennox <killer65311@gmail.com>

code/game/objects/items/devices/flash.dm

@@ -222,8 +222,7 @@
 			animation.icon = 'icons/mob/mob.dmi'
 			animation.master = user
 			flick("blspell", animation)
-			sleep(5)
-			qdel(animation)
+			QDEL_IN(animation, 5)
 
 	if(!flashfail)
 		flick("flash2", src)
@@ -267,8 +266,7 @@
 			animation.icon = 'icons/mob/mob.dmi'
 			animation.master = user
 			flick("blspell", animation)
-			sleep(5)
-			qdel(animation)
+			QDEL_IN(animation, 5)
 
 	for(var/mob/living/carbon/C in oviewers(3, null))
 		var/safety = C.eyecheck()

code/game/objects/items/devices/taperecorder.dm

@@ -346,9 +346,8 @@
 		t1 += "[printedmessage]<BR>"
 	P.info = t1
 	P.name = "Transcript"
-	canprint = 0
-	sleep(300)
-	canprint = 1
+	canprint = FALSE
+	VARSET_IN(src, canprint, TRUE, 30 SECONDS)
 
 
 /obj/item/taperecorder/attack_self(mob/user)