hymn -- decrypt iTunes and iPod music / unprotect AAC files (m4p --> m4a) The purpose of hymn is to allow you to exercise your fair-use rights under copyright law. It allows you to free your iTunes Music Store (protected AAC / m4p) purchases from their DRM restrictions with no sound quality loss. These songs can then be played outside of the iTunes environment, even on operating systems not supported by iTunes.It works (with a plugged-in iPod) on Mac OS X and many unix(-ish) variants and works on Windows (with or without an iPod).Why use hymn?Use hymn to decrypt your iTunes protected AAC files so that they can be played on non-iTunes-capable, but AAC-capable devices and operating systems, such as Linux.Use hymn to eliminate the five computer limit imposed by iTunes.Use hymn to make archival backups of your music.... By kfvdin oggwith oggpurposehymnallowexercisefair-userightscopyrightby 14 users