>>I don't see the problem since she's the only one using it, and she isn't using both copies "at the same time". If she had the two "connected", it might be a different story.
>
>Hm, interesting... I thought this is clearly still considered a violation in the software world?

Borland's EULA used to say to treat their software "like a book". IOW, as long as there can't be two people using the software at the same time (home/office scenario) it at the same time, you're not in violation.