It has a Customizable blog width from 500px to 700px, Endless Scrolling, Customizable Colors, Supports all Posts, Disqus Comments, New Audio Player, among many other things.
See the theme in action here. http://cinereoism.tumblr.com/ If you need help with the theme or have questions, please feel free to reach me at http://cinereoism.tumblr.com/ask.