diff --git a/TODO b/TODO
index 644f527be..6ffd47884 100644
--- a/TODO
+++ b/TODO
@@ -13,6 +13,7 @@ DOC:
 * update entity doc when the storage based model is in place
 
 WIP:
+* "replace" organizer with flow
 * add directed/undirected support to adjacency matrix (see brief) and refine iterators a little
 * handle: replace visit with an iterable object
 * add storage getter for filters to views and groups