John McPhee uses Kedit with a bunch of macros[1] which is pretty hardcore.
[1] http://www.newyorker.com/reporting/2013/01/14/130114fa_fact_...
[1] http://www.newyorker.com/reporting/2013/01/14/130114fa_fact_...
(Apparently Edlin is still available in Windows8, though requires 16 bit support).