Update TODO list.

1 files changed, 10 insertions, 6 deletions

diff --git a/TODO.org b/TODO.org
index fd4fe8d..126b55f 100644
--- a/TODO.org
+++ b/TODO.org
@@ -55,12 +55,6 @@
    - [ ] Quadtree module (needs more thought, a purely functional data
      structure would be preferable)
 
-** TODO [#C] Particle systems
-   Provide a highly configurible particle simulation system.
-
-   - [ ] Investigate ways to make it fast.  Use guile-compost for
-     performance reasons.
-
 ** TODO [#C] Keymaps
    Provide an Emacs-like way of defining key combinations so that
    multi-button input is easy for users.
@@ -440,3 +434,13 @@
    :END:
     Images that have a resizable central area but fixed width/height
     edges.  See [[https://developer.android.com/guide/topics/graphics/2d-graphics.html#nine-patch][this Android document]] for details.
+
+** TODO [#C] Particle systems
+   :PROPERTIES:
+   :ARCHIVE_TIME: 2016-05-28 Sat 18:31
+   :ARCHIVE_FILE: ~/Code/sly/TODO.org
+   :ARCHIVE_OLPATH: Features
+   :ARCHIVE_CATEGORY: TODO
+   :ARCHIVE_TODO: TODO
+   :END:
+   Provide a highly configurible particle simulation system.