It can be a long way from a patent application to the shrink-wrapped package in your hand (or shopping cart) while you wait in a check-out line, but it's always news when Apple, Inc. is revealed to be exploring the next new, new thing in display technology.
Of course, the best part of this kind of news is the wild speculation it will generate among interested parties.
Now get this: no eyeglasses or head sets required. It's going to employ a holographic-like display. Possible uses of this technology include video conferencing, scientific modeling, forensics, and entertainment (porn first, then everything else).