In addition, there are more and more flexible forms of assignment and licensing of intellectual property rights: for instance, Apple has reached agreements with music publishers and creators to make their music available, for a fee, for the iPod.
另一方面，智慧財產權的保護已愈趨週全，各種授權方式則更靈活，如蘋果 i-pod 已成功讓音樂出版者及創作者出讓音樂給用戶付費下載。