Freedom, computers, miscellaneous.
Notes from an Org-mode demonstration
Emacs Org and Overtone quick intro
Blogging from GNU Emacs
How to Become a Hacker (in the 21st century)?
Emacs Org-mode at the GNU Hackers Meeting 2011
Emacs Org-mode at FOSDEM 2011
Emacs Org's plain lists
Emacs Org's Column View (tutorial)