@Acethemaster
PR is directly proportional with backlinks
and this way gives you backlinks which means good chance to get higher
PR
and this script submit your website to 2000+ other websites increasing what is called your website popularity and among of this websites there are sites that mainly visited by searching engines bots every seconds
also it do ping to 13 directories of your new links
it promise only getting within 1 week some backlinks , that is it
Thanks for your question