diff --git a/zen-core/src/main/java/com/nominanuda/zen/common/Check.java b/zen-core/src/main/java/com/nominanuda/zen/common/Check.java
index 7511259..758e644 100644
--- a/zen-core/src/main/java/com/nominanuda/zen/common/Check.java
+++ b/zen-core/src/main/java/com/nominanuda/zen/common/Check.java
@@ -229,13 +229,13 @@ public long assertGtZero(long val) {
 //	}
 	@SafeVarargs
 	public static <T> T ifNull(T... objs) {
-        for (T obj : objs) {
-            if (obj != null) {
-                return obj;
-            }
-        }
-        return null;
-    }
+		for (T obj : objs) {
+			if (obj != null) {
+				return obj;
+			}
+		}
+		return null;
+	}
 
 	public static <T> T ifNull(T o, Supplier<T> defaultVal) {
 		return o == null ? defaultVal.get() : o;
diff --git a/zen-core/src/main/java/com/nominanuda/zen/obj/ArrImpl.java b/zen-core/src/main/java/com/nominanuda/zen/obj/ArrImpl.java
index 11273aa..1a9ab33 100644
--- a/zen-core/src/main/java/com/nominanuda/zen/obj/ArrImpl.java
+++ b/zen-core/src/main/java/com/nominanuda/zen/obj/ArrImpl.java
@@ -21,6 +21,7 @@
 import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.ListIterator;
 
 import com.nominanuda.zen.seq.ReadOnlyCollection;
 import com.nominanuda.zen.stereotype.Value;
@@ -196,4 +197,53 @@ public <T> TArr<T> newArr(Class<T> cl) {
 		return (TArr<T>)new ArrImpl();
 	}
 
+	@Override
+	public ListIterator<Object> listIterator() {
+		final ListIterator<Any> i = members.listIterator();
+		return new ListIterator<Object>() {
+			@Override
+			public boolean hasNext() {
+				
+				return i.hasNext();
+			}
+			@Override
+			public Object next() {
+				final Any e = i.next();
+				return e.toJavaObjModel();
+			}
+			@Override
+			public boolean hasPrevious() {
+				return i.hasPrevious();
+			}
+			@Override
+			public Object previous() {
+				final Any e = i.previous();
+				return e.toJavaObjModel();
+			}
+			@Override
+			public int nextIndex() {
+				return i.nextIndex();
+			}
+			@Override
+			public int previousIndex() {
+				return i.previousIndex();
+			}
+			@Override
+			public void remove() {
+				i.remove();
+			}
+			@Override
+			public void set(Object e) {
+				Any a = Any.toStruObjModel(e);
+				i.set(a);
+			}
+			@Override
+			public void add(Object e) {
+				Any a = Any.toStruObjModel(e);
+				i.add(a);
+			}
+		};
+
+	}
+
 }
diff --git a/zen-core/src/main/java/com/nominanuda/zen/obj/TArr.java b/zen-core/src/main/java/com/nominanuda/zen/obj/TArr.java
index be8ce1c..3bad963 100644
--- a/zen-core/src/main/java/com/nominanuda/zen/obj/TArr.java
+++ b/zen-core/src/main/java/com/nominanuda/zen/obj/TArr.java
@@ -249,9 +249,8 @@ default int lastIndexOf(Object o) {
 	}
 
 	@Override
-	default ListIterator<T> listIterator() {
-		return new LazyCopyIterator<T>(iterator());
-	}
+	ListIterator<T> listIterator();
+
 
 	@Override
 	default ListIterator<T> listIterator(int index) {
diff --git a/zen-core/src/test/java/com/nominanuda/zen/obj/ArrSortingTest.java b/zen-core/src/test/java/com/nominanuda/zen/obj/ArrSortingTest.java
index 3a5e2c5..066d31e 100644
--- a/zen-core/src/test/java/com/nominanuda/zen/obj/ArrSortingTest.java
+++ b/zen-core/src/test/java/com/nominanuda/zen/obj/ArrSortingTest.java
@@ -5,10 +5,8 @@
 import java.util.Collections;
 import java.util.Comparator;
 
-import org.junit.Ignore;
 import org.junit.Test;
 
-@Ignore
 public class ArrSortingTest {
 	
 	@Test