 /** Tracks the things needed for a spawned yard */
 class SpawnedYard
 {
-    /** The playground object. */
+    /** The yard object. */
     public var yard :Yard;
 
-    /** The heartbeat function within the playground to call as often as possible. */
+    /** The heartbeat function within the yard to call as often as possible. */
     public var heartbeat :Function;
 
     /** The trace function within the yard. */

        bridge :EventDispatcher) :Yard
    {
        if (!Thanette.isSystemYard()) {
            throw new Error("Non-system playground spawning");
        }

        if (yardId == null || yardId.length == 0) {

    /** The SpawnedYard objects created by spawnYard. */
    private static var _spawnedYards :Dictionary = new Dictionary();

    /** Heartbeats requested in this yard. */
    private static var _hearts :Array = new Array();

    /** Only set when spawning a yard. */
