RustyGonad: Oblivion - the tool grabs the xml data from the Freeview website. If they didn't want people to use it they wouldn't put it there. Your view is kinda shallow and totally uninformed.
Its not really shallow and totally uninformed. Its quite likely freeview source their information from the tvnz listings themselves. It has changed URLs in the last 2 days, seems far too co-incidental.
The listings of programmes are protected by copyright owned by TVNZ, CanWest TVWorks , Maori Television Service, Radio New Zealand, and other broadcasters. None of the listings of programmes to be broadcast may be reproduced by any means without the express permission of these companies.
If they didn't want people to use it they wouldn't put it there.
Use it for reference yes, re-use it elsewhere without explicitly asking... no.
There's many a mention of Cease and desist orders on the forums to people parsing XML in electronic form.