History

1984 RMS at MIT
lisp: 1122147 (76.40%)
ansic: 314139 (21.39%)

Lingo

buffer
window
frame
minibuffer
modes (minor / major)
modeline

Tour

calendar
modes for every language
org mode
tetris

Demo

package management
inline documentation
IELM
elisp intro
github integration
python auto completion
kill ring
org-mode