[lucaspiller]

YES! I've been looking for something like this for ages for stuff I have read on Hacker News.

[pbhjpbhj]

I use a system adapted from http://www.gwern.net/Archiving%20URLs to archive every page I've bookmarked (using FF) in the previous month. Then I just query with local tools.

Not ideal, several flaws, but works well enough for me so far.