Apples new patent - disable camera capture

Microsoft kinect might have inspired the Apple engineers with respective this patent where kinect uses infrared light to get the depth of the users. The underlying technology is simple and cost effective, in simple words there will be a ir receiver on phone side, ir emitter on concert venue, when user try to capture a picture, the receiver gets the information and disables the functionality to capture the image. The consumers may not like this usecase but the other use case automatic tour guide is very interesting. Apple may not integrate this technology for next couple of revisions.