CNN tells us of avatars and robots controlled by the brain.

On the Brain: Avatars, and other mind-controlled machines
http://pagingdrgupta.blogs.cnn.com/2011/02/17/on-the-brain-avatars-and-other-mind-controlled-machines/

Obama's family already knows that - they watched the movie Avatar on New Year's eve 2010 when everyone in the so called ET community of researchers expected him to disclose the ET presence on Earth