… EMACS is a good example of RMS’s ideal piece of software.  User written.  User modified.  Free.  Constantly improved and improving.  One of the most complex, powerful, and easy to use editors around.  It’s concepts have been copied in many comercial products.  Many, many hours of volunteer labor have gone into its development…

So what’s wrong?  Well, for one thing, EMACS has been 15 years or so in the making.  The fact that it constantly changes is more of an annoyance than a feature to many sites. New features have taken precedence over things like efficiency…