On-line journals and financial fire walls

@article{Harnad1998OnlineJA,
  title={On-line journals and financial fire walls},
  author={Stevan Harnad},
  journal={Nature},
  year={1998},
  volume={395},
  pages={127-128}
}
The entire corpus of learned literature could soon be both on-line and free to the reader, with far-reaching consequences for academic life. What is standing in the way?