Although I will contend the quote needs to be amended, since this doesn't apply to agents whose actions and intentions are questionable, and I would prefer they are not able to hide them.
You can also click on the timestamp of a HN comment and get the link just to that, if you prefer to bookmark that.
Or there's cut and paste. You have lots of options, it doesn't need to be built in to every web site.
Regarding your suggested amendments, sorry, I have no control over what Martin's daughter says.