The results never leave your browser, though, so there's not much to worry about.
In all seriousness, I appreciate the added context your (particularly this last clarifying comment) add to the discussion.
But if that's the case then you shouldn't click on anything on HN.
I would argue that it is A-OK to post this link directly on hackernews.
It just says "look at what your browser can do! imagine if blackhats took advantage of this."