Its the fetzer valve.
Precisely.
All he has to do is compile Emacs from source on his PDP-11 and hit the fetzer valve command, which if memory serves is Ctl-w-x-4-%-2-D-~-!-E-E-I-O.
Well, that and place a 3/4 ounce bar magnet on top of his hard drive with the north pole pointed at 34 degrees while humming the theme to "Brigadoon" and silently repeating the mantra "Tsk, tsk, it looks like rain."
It couldn't be simpler.