In some email I received from Chris Jones, sie wrote:
> 
> >>>>> "matthew" == matthew green <mrg@eterna.com.au> writes:
> 
> matthew> i installed this a few weeks ago and it's great.  it looks
> matthew> exactly like our w(1) except that it ignores utmp and uses
> matthew> the process list to find out who is doing what on which tty!
> matthew> most excellent.
> 
> Cool.  But there's definitely a reason that these programs (xterm,
> screen, etc.) allow users to not create utmp entries.  If I'm running
> 12 xterms, and you type w, you probably don't want to see me 12 times.

No, I do.  Trying to work out using ps as to who's doing what, etc, is a
royal PITA.