in reply to code critique
Take a look at Damian Conway's book 'Perl best Practices' and the attendant Perl module Perl::Critic. The Damian has some good points to make (and a few that I disagree with). Running your code through perl-critic at a reasonable level of strictness (-4 or for the very masochistic -3) can be enlightening.
Also use warnings in addition to use strict -- suspenders and belt....
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I Go Back to Sleep, Now.
OGB
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Seekers of Perl Wisdom