I think, it'll come handy. Many times, I bookmark a site just for a very specific part of it, like, say, some post in the middle of the page. When I go back there, I have to scroll back, and forth to find it. No more.https://addons.mozilla.org/en-US/firefox/addon/6358HYPER-ANCHOR is the next generation of bookmark. You can make HYPER-ANCHOR for any element of a webpage (sentence, image, table, etc...), and put it into the old bookmark menu. When you use HYPER-ANCHOR from the menu, you can easily return to the element. This means that you don't need to search the position of the element in the web page, but the HYPER-ANCHOR leads you to the position by scrolling and informs of the element by using your own choice of customized indication method.
It adds options listed below to your right click: