LuisRei.com

WordPress.com (where this blog is hosted) recently started appending

Possibly related posts: (automatically generated)

To every blog post. These are links to other blogs hosted on wordpress.com that are (possibly) related to it. This feature can be disabled but personally I like it

You can try it by clicking for example on one of my “not so new” posts (like this one) and scrolling to the bottom.