This is the revision history for closures in <freenode.net:#perlbot>

factoid_idsubjectcopulapredicateauthornamespace
5207 closures is see "perlbot: references" and then http://www.shlomifish.org/lecture/Perl/Newbies/lecture3/refs_to_funcs/ and and then http://www.joelonsoftware.com/items/2006/08/01.html and then "perlbot sicp" and then http://perlmonks.org/?node_id=268891 perlbot <*:##NULL>