I get lots of comments. As you will have seen I try to answer every single one. This can take some time, particularly when I go away and come back to several days worth.
What it does it do? He has developed a fiendishly clever solution. Under the comment box appears a “Reply New” link. Hitting that link fills your comment box with the names and quoted comments of all the comments since your last reply (or the beginning). This allows you to read and comment all within the text box, halving the time (at least) it takes to reply and removing the need to copy and paste quotes.
Believe me once Damian got this baby working it saved me a lot of time catching up.