- Unclear or inadequate copyright law relating to crucial provisions such as fair use and educational use;
- Extensive adoption of digital rights management technology to lock up content;
- Practical difficulties obtaining rights to use content when licenses are necessary;
- Undue caution by gatekeepers such as publishers or educational administrators.
There's more if you are in need of regaining a flow: The Digital Learning Challenge: Obstacles to Educational Uses of Copyrighted Material in the Digital Age