Videos for the conference are now available, including the one from our very own developer James!
http://blog.pdftron.com/2015/03/16/collaborating-with-pdf/
https://www.youtube.com/playlist?list=PLfGR40SWnakjyw_0p4c-e_M7NMp7tZ5ly
http://www.pdfa.org/2015/03/pdf-day-videos-from-december-2014-are-now-available/