a video call where you are not only looking at another person but able
to see into their world, almost as if you were standing opposite them.
Researchers at Microsoft -
the owner of Skype - are working on just that: a "magic window", where
interactions are more natural than ever. The BBC's North America
technology correspondent Richard Taylor tried out the technology at the
firm's headquarters near Seattle. You can follow Richard on Twitter at @RichTaylorBBC.