Further Information
Copyright Resources
http://www.library.yale.edu/~okerson/ copyproj.html
http://www.ncet.org.uk/info-sheets/ copyright.html
http://www.kaapeli.fi/~eblida/ecup/related/ index.html
Technologies (Watermarking)
http://www-nt.e-technik.uni-erlangen.de/ ~hartung/watermarkinglinks.html
Caching
http://seamless.com/eric/cache.html