That might be useful. An older accomplice also gives the opportunity to describe that scar you mention. Perhaps someone will recognise it.

I'm not sure that her statement would gain anything - there are merits, of course, but flaws as well. We wouldn't want anyone to gain sympathy for her.

May be simpler to have her sign something we can issue out. That would expedite her transfer to Azkaban, if we've learned all we're likely to learn.