On Thu, Aug 12, 2010 at 03:38:31PM +0200, Carl Mäsak wrote: > In fact, jnthn++ had a talk at YAPC::EU the other week where he showed > how nested signatures can be used to make hierarchical matches. A > proof-of-concept module could simply be some sugar around this already > existing functionality.
That was a really good talk. I hope that it has been videoed, and will be online soon. Nicholas Clark