Terminal sharing with gnu screen

============================
= SCREEN SHARING PROCEDURE =
============================
Use (or customize) screenrc on: 
  http://gist.github.com/252539

Friend must have a UNIX account @hostname
reachable through ssh

= Host: user@hostname =
=======================
$ chmod +s /usr/bin/screen
$ screen -S shared_session

= Client =
==========
$ ssh friend@hostname
$ screen -x user/shared_session

SCREEN COMMANDS
===============
Ctrl+A c # create a new window
Ctrl+A N # go to the window N (with N in 0..9)
Ctrl+A n # go to the next window
Ctrl+A k # kill current window

Ctrl+A d # detach current session
screen -r # attach to an open session


Credits to http://news.softpedia.com/news/GNU-Screen-Tutorial-44274.shtml

Thanks to Oliver Laumann for creating GNU screen and to 
Wayne Davison, Juergen Weigert and Michael Schroeder for the latest version.