How academic libraries may change when Open Access becomes the norm

From  Musings about Librarianship blog:   "The trend I am increasingly convinced that is going to have a great impact on how academic libraries will function is the rise of Open Access.  As Open Access takes hold and eventually becomes the norm in the next 10-15 years, it will disrupt many aspects of academic library operations and libraries will need to rethink the value-add they need to provide to universities....."