Clarifying edits ("link" => "link's url") in square brackets, below. On Sun, 18 Sep 2016, davidson@freevolt.org meant to write:
3. What web browser does not enable editing the current link['s url]? In firefox, one can right-click on a link, select "Copy link location" from a menu, and then paste the link['s url] into the location bar for editing. It is easier in lynx, where one simply hits 'E' (or whatever key is bound to the command :ELGOTO) to edit a link['s url].