Robert Munro wrote

> >
> >As they own the underlying copyright, this is not a problem. They can
> >license it to anyone they like under any conditions they like. There is
> >only a problem if their new version includes modifications made by other
> >people.
> >

It's also a problem if they claim that the versions of the product
they release are Open Source or license them under the IPL. They
are entirely within their rights to release versions under other
licenses.

Ann