Here's the old "recent posts" link, also known as "the tracker":
Here's a new module I just installed called "extended tracker":
The layout isn't perfect yet, but it gives you the ability to sort columns. So you can sort by author to find yourself and see if there are replies to your posts or comments. I'm still playing with it. You do the same and see if it's useful. If you come up with a handy way of using it, post here and let others know.