diff --git a/processing/core/PApplet.java b/processing/core/PApplet.java
index 223e690e3..19eb1c966 100644
--- a/processing/core/PApplet.java
+++ b/processing/core/PApplet.java
@@ -3586,13 +3586,11 @@ public class PApplet extends Applet
   }
 
 
-  public Object expand(Object array) {
+  static public Object expand(Object array) {
     return expand(array, Array.getLength(array) << 1);
   }
 
-  public Object expand(Object list, int newSize) {
-    System.out.println("using object expand");
-
+  static public Object expand(Object list, int newSize) {
     Class type = list.getClass().getComponentType();
     Object temp = Array.newInstance(type, newSize);
     System.arraycopy(list, 0, temp, 0,
@@ -3626,6 +3624,10 @@ public class PApplet extends Applet
     return expand(list, newSize);
   }
 
+  static public Object contract(Object list, int newSize) {
+    return expand(list, newSize);
+  }
+
   //
 
   static public byte[] append(byte b[], byte value) {
@@ -3658,6 +3660,14 @@ public class PApplet extends Applet
     return b;
   }
 
+  /*
+  static public Object append(Object b, Object value) {
+    b = expand(b, b.length + 1);
+    b[b.length-1] = value;
+    return b;
+  }
+  */
+
   //
 
   static public boolean[] shorten(boolean list[]) {
@@ -3684,6 +3694,12 @@ public class PApplet extends Applet
     return contract(list, list.length-1);
   }
 
+  /*
+  static public Object shorten(Object list) {
+    return contract(list, list.length-1);
+  }
+  */
+
   //
 
   static final public boolean[] splice(boolean list[],
diff --git a/processing/core/todo.txt b/processing/core/todo.txt
index f88619da3..f9a6efb29 100644
--- a/processing/core/todo.txt
+++ b/processing/core/todo.txt
@@ -1,5 +1,12 @@
 0086 core
 
+X typed version of expand() and contract()
+_   need to complete for the others:
+_   append(), shorten(), splice, slice, subset, concat, reverse
+
+_ would be cool if could sort w/o the sort class..
+_   meaning use reflection to sort objects, just by implementing a few methods
+
 _ make a PException that extends RuntimeException but packages an ex?
 _ new PGraphics2 objects are set as RGB, but on loadPixels/updatePixels
 _   they're drawn as transparent and don't have their high bits set
@@ -169,15 +176,6 @@ _   check with the a_Displaying example and tint(255, 0, 0, 100);
 _ Stroking a rect() leaves the upper right pixel off.
 
 
-_ might be able to do a typed expand()
-public Object growArray(Object array, int size) {
-    Class type = array.getClass().getComponentType();
-    Object grown = Array.newInstance(type, size);
-    System.arraycopy(array, 0, grown, 0,
-        Math.min(Array.getLength(array), size));
-    return grown;
-}
-
 _ beginShape() 
 _   don't allow you to draw stroked items unless stroke() is called
 _   don't allow beginShape() if shape is already set