Removing drm from music, yes, this is one goode way of many ways.
In fact, there are kind of converter too,which can remove DRM Protection from iTunes, Napster, Pandora, Spiral Frog and other online store,you can put removing drm video on digital media player: iPod,iPhone, Creative ZEN, Zune, PSP and other MP3/MP4 players.

In fact, I get these info from one article,it detail how to remove drm from video
share:
How to remove DRM protection from Videos?