[Air-L] PDF is proprietary?

[Jason G. Karlin]

Dear Colleagues,

In what way is PDF proprietary? It was officially released as an open standard on July 1, 2008.
I applaud those who are leading the #pdftribute movement.

Cordially,

Jason G. Karlin, Ph.D.
Associate Professor
University of Tokyo
Interfaculty Initiative in Information Studies
7-3-1 Hongo, Bunkyo-ku
Tokyo 113-0033 JAPAN

URL: http://individuals.iii.u-tokyo.ac.jp/~karlin/
Email: ukarlin at mail.ecc.u-tokyo.ac.jp