Copyright concepts are under challenge in the modern era, primarily from the increasing use of peer-to-peer file sharing. Major copyright holders, such as the major record labels and the major film studios, blame the ease of copying for their decreasing profits. Alternative explanations have been put forward, such as poor product content and excessive license charges- wikipedia 
In the United States public interest groups, major corporations and the like, are entering the public education system to teach the curriculum from their perspectives. The lobbying group for the MPAA provide a curriculum entitled ''What's the Diff?'' taught by a group of volunteers called Junior Achievement. The Business Software Alliance also has their own curriculum program called ''Play it Cybersafe'', which is distributed to school children through a magazine called ''The Weekly Reader''. The American Librarian Association released their own curriculum for librarians that was distributed in the winter of 2004.