I wrote one of these as well as a Chrome extension a few months ago. https://chrome.google.com/webstore/detail/kikfikaiccdaabdilgpbcceionekdegl https://chrome.

I wrote one of these as well as a Chrome extension a few months ago. https://chrome.google.com/webstore/detail/kikfikaiccdaabdilgpbcceionekdegl https://chrome.google.com/webstore/detail/kikfikaiccdaabdilg... Additionally, it will highlight edited comments in grey or any color of your choosing (simply md5's the comment text and checks to see if it's changed next time you load the page).