invalid optimization test

BoneSync/Sync/Components/SyncableBase.cs

@@ -85,10 +85,23 @@ namespace BoneSync.Sync.Components
         public bool isStale => Time.realtimeSinceStartup - _lastSyncTime > 30f;
         public bool isOwner => _ownerId == BoneSync.lobby.GetLocalId();
 
-        public bool isValid => _GetIsValid();
+        public bool isValid
+        {
+            get
+            {
+                if (_isInvalidCached) return false;
+                bool valid = _GetIsValid();
+                if (valid) return true;
+                _isInvalidCached = true;
+                return false;
+            }
+                    
+        }
+        private bool _isInvalidCached = false;
 
         private bool _GetIsValid()
         {
+            
             try
             {
                 if (this == null) return false;