Clarifying the search lock defaults to True

docs/source/Components/Locks.md

@@ -112,7 +112,8 @@ something like `call:false()`.
   - `search` - this controls if the object can be found with the
     `DefaultObject.search` method (usually referred to with `caller.search`
     in Commands). This is how to create entirely 'undetectable' in-game objects.
-    Note that if you are aiming to make some permanently invisible game system,
+    If not setting this lock excplicitly, all objects are assumed searchable.
+    Note that if you are aiming to make some _permanently invisible game system,
     using a [Script](Scripts) is a better bet.
   - `get`- who may pick up the object and carry it around.
   - `puppet` - who may "become" this object and control it as their "character".