Yes when you are not logged in the tag cloud represents popularity.

When you sign up and add favorite artists the tag cloud then represents your personal musical tastes instead.

The reason for using labeling ourselves as "reject" in this forum, is because There seems to be a large interest in ycombinator companies. Even the ones who were rejected.

We do not label ourselves as this outside of this forum. I also hope it inspires some of the other companies who may not have been accepted as well.