NextMind technology decodes the act of focusing.
ARS has been experimenting with NextMind technology. They contend "Seeing your brain in action progressively builds your new sense of control over digital environments."
What does this mean for experiencing art? We don't know but it's a great question to begin to answer. @jason pilarski is starting the exploration. Who wants to join? Here's a description of how NextMind works.
Here's a video from the Founder and CEO, Sid Kouider