Roger C. Schonfeld has published "Rethinking Authentication, Revamping the Business" in The Scholarly Kitchen.
Here's an excerpt:
While I have heard these arguments on and off this year, the meeting hosted by CCC [Copyright Clearance Center] made abundantly clear that there is great dissatisfaction with IP-based authentication across the community. Publishers want to move away from it due to their piracy concerns, their desire to improve seamlessness for researchers, and their expectations about the value they can offer through greater personalization. . . . And at least some academic librarians want to move away from it because of the poor user experience, especially with off-site access. Taking aim at IP authentication and proxy servers has become all the rage. But what might supplant them?