There's more than a semantic difference between moral and material interests. In fact most "internet hippies" I know wants strong moral protection for authors [0][1]. It's a fairly central concept in the copyright debate, not least since it's part of the universal declaration of human rights.
[0] http://christianengstrom.wordpress.com/the-pirate-party-on-c... [1] http://the1709blog.blogspot.se/2012/05/pirate-party-plans-fo... [2] http://daccess-dds-ny.un.org/doc/UNDOC/GEN/G06/400/60/PDF/G0...