In the US, congress has been extending the terms of copyrights quickly enough that they effectively do last forever, despite an explicit "limited times" require

In the US, congress has been extending the terms of copyrights quickly enough that they effectively do last forever, despite an explicit "limited times" requirement in the constitution (which the supreme court unfortunately made meaningless). http://en.wikipedia.org/wiki/Perpetual_copyright#United_States http://en.wikipedia.org/wiki/Perpetual_copyright#United_Stat...