William M. Perry writes:
having nicely aligned tables of figures in email or plain text
files can be very useful. :)
;;; align --- align text to a specific column, by regexp
;; Copyright (C) 1999 John Wiegley
;; Author: John Wiegley <johnw(a)gnu.org>
;; Created: 21 Mar 1996
;; Version: 2.61
;; Keywords: convenience languages lisp
;; X-URL:
http://oneworld.new-era.com/johnw/emacs.html