What is the relation between yum and up2date?

[Ralf Corsepius]

On Sun, 2003-11-16 at 06:51, Alexandre Oliva wrote:
> On Nov 15, 2003, Mike Burger <mburger at bubbanfriends.org> wrote:
> 
> > On Sat, 15 Nov 2003, Timothy Murphy wrote:
> 
> >> What can yum do that up2date cannot do in Fedora-1.0?
> >> How exactly are the programs related?
> 
> > Up2date makes use of yum to download and install the updates.
> 
> More accurately, up2date is a RHN, yum and apt client.  It doesn't
> need yum or apt to talk to yum or apt repositories, though, it has the
> functionality built in.
Why has it been implemented this way? To me, this doesn't necessarily
sound like a good design (Reinventing the wheel?).

Ralf