web commit by http://madduck.net/: add note about whole site rebuilds for little changes

diff --git a/doc/todo/a_navbar_based_on_page_properties.mdwn b/doc/todo/a_navbar_based_on_page_properties.mdwn
index f88a3e802165d7c2b89abdd298133b60f56d280c..09be409ac2ade71b74440945675178c1057a95bc 100644 (file)
--- a/doc/todo/a_navbar_based_on_page_properties.mdwn
+++ b/doc/todo/a_navbar_based_on_page_properties.mdwn
@@ -35,5 +35,7 @@ I don't think this is hard to code up and it's what I've been using with
 [rest2web](http://www.voidspace.org.uk/python/rest2web/) and it's served me
 well.
 
+There is a problem though if this navbar were included in a sidebar (the logical place): if a page is updated, the navbar needs to be rebuilt which causes the sidebar to be rebuilt, which causes the whole site to be rebuilt. Unless we can subscribe only to title changes, this will be pretty bad...
+
 --[[madduck]]
 [[!tag wishlist]]