On the related note: how do you keep track of which comments are new since your last visit of the thread? HN/reddit system with comments jumping around based on votes makes it hard just to quickly skim for differences. Could there be a way to highlight not seen items? I found this a big help for information overload on the sites that do it (e.g. Google Reader, Bloglines). However, I couldn't figure out how to do it e…
http://www.selfdebugging.com/2007/10/09/yc-news-tracker-a-be...
However you have to remember to run the script first time you see the page to be able to compare later. This kills it for me most of the time.