This license is provided for those who want to place their software into the public domain. Doing this means you have waived any copyright protection as much as allowed by law, and that you grant anybody the right to do anything with your software. You cannot reverse your decision to dedicate software as public property, so use this only if you're quite sure that you mean to do it.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.