+ > IkiWiki is currently a tool that can compile a wiki by doing two things:
+ > 1. Process files of various input types _foo_ into a single output type, html, by
+ > finding suitable _foo_->html plugins, applying various useful transformations
+ > along the way.
+ > 1. Process files of other input types by copying them with no useful transformations at all.
+
+ > What it could be: a tool that compiles a wiki by doing this:
+ > 1. Process files of various input types _foo_ into various output types _bar_, by
+ > finding suitable _foo_->_bar_ plugins, applying various useful transformations along
+ > the way, but only those that apply to the _foo_->_bar_ conversion.
+ > 1. The second case above is now just a special case of 1 where _foo_->_foo_ for any
+ > unknown _foo_ is just a copy, and no other transformations apply.
+
+ > In some ways this seems like an easy and natural generalization. `%renderedfiles`
+ > is already mostly there, keeping the actual names of rendered files without assuming
+ > an html extension. There isn't a mechanism yet to say which transformations for
+ > linkification, preprocessing, etc., apply to which in/out types, but it could be
+ > easily added without a flag day. Right now, they _all_ apply to any input type for
+ > which an `htmlize` hook exists, and _none_ otherwise. That rule could be retained
+ > with an optional hook parameter available to override it.
+
+ > The hard part is just that right now the assumption of html as the one destination
+ > type is in the code a lot. --ChapmanFlack
+
+ >> Readers who bought this also liked: [[format_escape]], [[multiple_output_formats]]
+ >> --[[JeremieKoenig]]
+
+* list of registered users - tricky because it sorta calls for a way to rebuild the page when a new user is registered. Might be better as a cgi?
+> At best, this could only show the users who have logged in, not all
+> permitted by the current auth plugin(s). HTTP auth would need
+> web-server-specific code to list all users, and openid can't feasibly do so
+> at all. --[[JoshTriplett]]