She grinned. "Bloody cool pretty much sums it up. And if anyone does try to confiscate it, I've got the Doctor to act as expert witness that it isn't dangerous - and it can be demonstrated, if necessary."

She thought about what he'd said, about other times and other planets. "I know this is from the future, and quite possibly another planet. It just makes it more interesting in itself, really. Tempting as it is to go travelling to add to my collection, I really don't think Duckie would let me. Plus, I'm not sure Adam would be too keen on it, and I'd really rather stay in his good books right now."

She took it back from him, and ran her fingers over it. "I'd like to test it out sometime, but I'm not sure I'd get any volunteers. I guess rabbit hunting or something might be ok, though, don't you think?"