Greg Andrews wrote:
> Rich Teer <rich.teer@rite-group.com> writes:
>
>>On Sun, 9 Mar 2008, Greg Andrews wrote:
>>
>>
>>>IIRC, Sun's vi, like /bin/sh, traces its ancestry back to the version
>>>provided in AT&T's SRV4 Unix almost 20 years ago (1989). Since the
>>>SVR4 blend of BSD and System V Unixes was a joint project by AT&T and
>>>Sun (and others), the Solaris vi might even go all the way back to the
>>>original version created at Berkeley in the late 70s.
>>
>>Given that vi's original author, Bill Joy, was one of Sun's founders, I
>>suspect the latter is very probably the case. ;-)
>>
>
>
> True, though I found an August 1984 magazine interview where he said
> at that point he'd been away from vi development for 4 or 5 years.
> Also, I remember that in SunOS 4.1.3 vi was one of the very few apps
> that used the SysV terminfo system rather than termcap. Made adding
> new terminal types a PITA.
>
> So he might have had less influence on the version of vi in Solaris
> than his stature as a company founder would imply. It's hard to tell.
>
> -Greg

The guy who is running the company generally does not have the time or
the energy to do the grunt work as well. By the time you have ten
employees, supervising them is generally a full time job.