Deprecate the stream operator

code/modules/random_map/drop/droppod.dm

@@ -177,7 +177,7 @@
 				candidates |= player
 
 		if(!candidates.len)
-			usr << "There are no candidates for a drop pod launch."
+			to_chat(usr, "There are no candidates for a drop pod launch.")
 			return
 
 		// Get a player and a mob type.

code/modules/random_map/drop/droppod_doors.dm

@@ -26,7 +26,7 @@
 
 /obj/structure/droppod_door/attack_hand(var/mob/user)
 	if(deploying) return
-	user << "<span class='danger'>You prime the explosive bolts. Better get clear!</span>"
+	to_chat(user, "<span class='danger'>You prime the explosive bolts. Better get clear!</span>")
 	sleep(30)
 	deploy()
 

code/modules/random_map/random_map.dm

@@ -105,7 +105,7 @@ var/global/list/map_count = list()
 			if(current_cell)
 				dat += get_map_char(map[current_cell])
 		dat += "<br>"
-	user << "[dat]+------+</code>"
+	to_chat(user, "[dat]+------+</code>")
 
 /datum/random_map/proc/set_map_size()
 	map = list()