I realize that Apple will be steering around the territory covered by Glass, but given the 90s "Virtual Reality" crazy and all the work done by folks such as Steve Mann[1] over the years, is there any chance whatsoever that patents involving HMDs are going to hold up?<p>[1] <a href="http://en.wikipedia.org/wiki/Steve_Mann" rel="nofollow">http://en.wikipedia.org/wiki/Steve_Mann</a>