If you think it's difficult now avoiding embarrassing moments from being captured in a snapshot or video by someone with a mobile phone, you haven't seen anything yet.
Researchers at the University of Texas at Dallas disclosed this week that they've developed an imager chip that could turn mobile phones into devices that can see through walls, wood, plastics, paper, and other objects.
http://www.pcworld.com/article/254174/your_next_phone_may_be_able_to_see_through_walls.html