People often disagree because they fail to see something exactly the
same way - from the same viewpoint. In the
most literal sense, this needn't always be a problem. Two people equipped with clothing-based multimedia computers
can not only stay in touch, sending data, voice, and video to each other, but can also exchange perfectly accurate
viewpoints. Each person can see exactly what the other person sees overlaid on a portion of his or her own screen.
From Wearable Computing:
A First Step Towards Personal Imaging