http://www.facebook.com/questions/10150471098930575/?qa_ref=qts

Would you be comfortable with using a device on your head in order to interact with a compuer?

77% user adoption

http://www.facebook.com/questions/10150471098930575/?qa_ref=qts

86% user refusal

http://www.facebook.com/questions/10150471099870575/?qa_ref=qts