I actually think it is useful, but it is too bulky, I would rather see the top 10 with 1-2 line each

Some post title here [EldonMcGuinness|42m]
or
Some post title here
[EldonMcGuinness|5h]

The users picture is not need and with more posts it makes it more informative. It would also get moved more if it were the first thing in right side. As it is, I just adblock the top couple boxes, which puts it there.