New Tumblr Feature: "Highlighted Post"

I posted this in another thread as well, but Tumblr has a new highlighted post feature that you can buy for $1. Basically it adds a little customizable tag to your post that shows up in your followers dashboard. Could give some of your sponsored posts a little extra attention.

http://staff.tumblr.com/post/16980189397/highlighted-posts

Hi, thank you for the nice info here, How does this thing works? I've been blogging on tumblr for about years then