I just launched a site and browser extension combination that does exactly that. I wrote a Show HN post about it: http://news.ycombinator.com/item?id=3649551 ht

I just launched a site and browser extension combination that does exactly that. I wrote a Show HN post about it: http://news.ycombinator.com/item?id=3649551 http://news.ycombinator.com/item?id=3649551