Originally Posted by EvoXOhio
What is the benefit of doing this every boot up?
It is smart and will not re-zipalign, it tracks what has been already been zipaligned. If you install new apps it will make sure they too are zipaligned. Any time you want to make sure that everything, even updated apps are zipaligned you can delete /data/zipalign.db and it will recheck everything. That file is where it tracks what has already been zipaligned.
StarBust uses this same script if I am not mistaken.