My objection to Disney is that (as the article states) they built a large portion of their business by taking works in the public domain and creating derivative

My objection to Disney is that (as the article states) they built a large portion of their business by taking works in the public domain and creating derivative works. They then slammed the door behind them by repeatedly lobbying for extended copyrights any time their 85 year old Mickey Mouse comes close to being out of copyright. There's a reason why the copyright extension act is commonly referred to as The Mickey Mouse Protection Act: http://en.wikipedia.org/wiki/Copyright_Term_Extension_Act http://en.wikipedia.org/wiki/Copyright_Term_Extension_Act