TODO: remove the item about flexagon "backfaces", they are showed now

diff --git a/TODO b/TODO
index e9d3f8b..34da8b0 100644 (file)
--- a/TODO
+++ b/TODO
@@ -2,6 +2,3 @@
 - Complete the implementation of the diagram backends.
 - Revisit the design of the Diagram abstraction, and maybe split it to
   a separate project.
-- Show also the faces with the "wrong" tile orientation, to make it easier to
-  build flexagons with a multi-symmetric layout, like shown in
-  https://www.youtube.com/watch?v=NBJrGbbxceU