CVSUP del INDEX file in ports

[RW]

On Tuesday 18 January 2005 12:58, Kris Kennaway wrote:
> On Tue, Jan 18, 2005 at 10:48:28PM +1000, Warren wrote:
> > is there a particular reason why the ports INDEX file is del each time
> > cvsup is run and then re-d/l in a portupgrade ?
>
> Yes, see /usr/ports/UPDATING or the mailing list archives of ports@
> for extensive discussion.

I haven't seen anything in UPDATING about portupgrade *downloading* an INDEX, 
instead of building one, is that right?