Wow, 8 years ago i wrote about screen:
http://www.rafaelaroca.hpg.com.br/doc/screen.html
This webpage is so old that i do not remember the email, password, or anything. So i can’t change it anymore.
Anyway, i saw an article today that remembered my page:
Screen: A SysAdmin’s PowerTool
http://ostatic.com/blog/screen-a-sysadmins-powertool
And yes, screen has been helping me for more than 8 years now!