Cross-posted on the Perl Guru Forums: http://perlguru.com/gforum.cgi?post=83745;sb=post_latest_reply;so=ASC;forum_view=forum_view_collapsed;;page=unread#unread.

There is nothing wrong with cross-posting questions, but it is considered polite to inform the readers (and provide links), to avoid duplication of work in various parts of the Internet.