aaron koblin, a media designer, explains what is needed for such an n experience. >> it usually consists in the portable form of a mobile phone that connects directly into a viewer. so whether that's a higher end version like the gear v.r. by samsung or a google cardboard unit, you have basically the same idea -- lenses which are using sensors to orienton convince yourself that you're somewhere where you're not. >> my mother makes sure that we are e all together for dinner. i still loveve her food, even i she doesn't have the spices she used to. >> we were able to put it on the heads of these change makers and for a brief moment put them on ground in the refugee camp. it's i think a really powerful thing. you could see the way that it was impacting them. >> the film hahas already y bee shown at various confeferences syria. but how does iafaffect peoplpl' willingness to donate money?y? >> and then we caught version for unicef fororts face-toto-fa fundraisisers. the way they do that is usually someone with a clipboard on the street in europe or didifferent countries, so they thought, what