Open Source learning with creative commons license allows to share the knowledge for the students benefit.
There is one of the quite old talks on TED about project, dealing with idea of open source library. Now you can compare the dream with the reality.
Rice University professor Richard Baraniuk explains the vision behind Connexions, his open-source, online education system. It cuts out the textbook, allowing teachers to share and modify course materials freely, anywhere in the world.
Today’s form of the library for the comparison is here.