How to erase DVD+-RW

[Joe Feely]

> Andrew Robinson wrote:
> > I imagine this is straightforward, but I've missed it. How do I erase a
> > DVD+RW or DVD-RW disc?
> > 
> > Thanks!
> > 
> > Andrew Robinson
> > 
> You normally don't. You record over the top of the old data. I think
> the old tracks are used to align the head for the new data. If you
> really want to erase one, you can pick the format option in K3B
> tools menu.
> 
> Mikkel

I have noticed that reformatting a DVD in K3B give rather dire warnings
of trashing the DVD if you do it too often (like 10 times).
But I don't know any other way of erasing.

Joe