Deprecate the stream operator

code/modules/spells/general/area_teleport.dm

@@ -50,7 +50,7 @@
 				L+=T
 
 	if(!L.len)
-		user <<"The spell matrix was unable to locate a suitable teleport destination for an unknown reason. Sorry."
+		to_chat(user, "The spell matrix was unable to locate a suitable teleport destination for an unknown reason. Sorry.")
 		return
 
 	if(user && user.buckled)

code/modules/spells/general/rune_write.dm

@@ -171,5 +171,5 @@
 					R.word3=cultwords["technology"]
 					R.check_icon()
 	else
-		user << "<span class='warning'> You do not have enough space to write a proper rune.</span>"
+		to_chat(user, "<span class='warning'> You do not have enough space to write a proper rune.</span>")
 	return