Well, so long as they're, um, inserted in the proper targets...

[Considering that Stark Industries was an arms manufacturer for so many years and Pepper never had a problem with it, she really shouldn't be mildly unnerved by someone's enthusiasm for stabbing things. Nevertheless, it takes her a moment to get her smile tuned back to pleasant efficiency.]

Edmund keeps a shop near the centre of the Old City. If he's not there, someone will undoubtedly know where he is likely to be found.