DRM isn't effective at stopping the data from getting out into torrents, but it is effective at other things, one of which is mentioned by the article: it makes

DRM isn't effective at stopping the data from getting out into torrents, but it is effective at other things, one of which is mentioned by the article: it makes researching copying and bypassing copy restrictions illegal. There are few other I explained in my answer here: http://security.stackexchange.com/a/25175/15712 http://security.stackexchange.com/a/25175/15712