diff --git a/core/PGraphics.java b/core/PGraphics.java
index 3efdbbff6..c909da1b0 100644
--- a/core/PGraphics.java
+++ b/core/PGraphics.java
@@ -2329,21 +2329,28 @@ public class PGraphics extends PImage implements PConstants {
     depthError("rotateY");
   }
 
+
+  /**
+   * Rotate around the z axis. rotate() and rotateZ() are the same,
+   * it's just that it make sense to have rotate() and then rotateX()
+   * and rotateY() when running in 3D; nor does it make sense to use
+   * a function called rotateZ() if you're only doing things in 2D.
+   * so we just decided to have them both be the same.
+   */
   public void rotateZ(float angle) {
     depthError("rotateZ");
   }
 
 
+  /**
+   * Rotate about a vector in space. Same as the glRotatef() function.
+   */
   public void rotate(float angle, float vx, float vy, float vz) {
     throw new RuntimeException("rotate(angle, x, y, z) " +
                                "can only be used with P3D or OPENGL");
   }
 
 
-  /**
-   * This will scale in all three dimensions, but not set the
-   * dimensions higher than two, in case this is still 2D mode.
-   */
   public void scale(float s) {
     applyMatrix(s, 0, 0,
                 0, s, 0);
diff --git a/core/todo.txt b/core/todo.txt
index 0f2327562..57c8f0ddd 100644
--- a/core/todo.txt
+++ b/core/todo.txt
@@ -25,10 +25,12 @@ _   and start() is supposedly called by the applet viewer
 _   http://java.sun.com/j2se/1.4.2/docs/api/java/applet/Applet.html#start()
 _   need to track this stuff down a bit
 
-_ prevent PGraphics.save() from inserting a file prefix
-_   so that people can use absolute paths
-_   or add a version that takes a file object
+X prevent PGraphics.save() from inserting a file prefix
+X   so that people can use absolute paths
+X   or add a version that takes a file object
 
+_ triangleColors are different because they're per-triangle
+_   as opposed to per-vertex, because it's based on the facet of the tri
 _ make vertexCount etc properly accessible in PGraphics3
 _   so that people can do things like the dxf renderer
 _ also have a simple way to hook in triangle leeches to PGraphics3
@@ -58,6 +60,9 @@ _ sonia is locking up on load in rev 91
 _   prolly something w/ the threading issues
 _   http://dev.processing.org/bugs/show_bug.cgi?id=46
 
+_ bspline or nurbs before 1.0? 
+_   probably later, want to do the 3D/arch stuff correctly
+
 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
 
@@ -458,7 +463,7 @@ _ loadImage must be used inside or after setup
 _   either document this and/or provide a better error message
 _   http://processing.org/discourse/yabb/YaBB.cgi?board=Programs;action=display;num=1060879468
 _ more blend() modes (the five listed on the thread below?)
-_   http://processing.org/discourse/yabb/YaBB.cgi?board=Proce55ing_Software;action=display;num=1082056702
+_   http://dev.processing.org/bugs/show_bug.cgi?id=132
 _   figure out what the modes should actually be: 
 _     photoshop: normal, dissolve; darken, multiply, color burn, 
 _                linear burn; lighten, screen, color dodge, linear