Brian Prows is a blogger and podcaster who lives in the San Francisco Bay Area. His main blog, MobileBeyond, is a visionary exploration of the future of mobile communications, mobile computing and mobile marketing.
Brian regularly records podcast interviews with mobile visionaries around the world. Since Motorola released the first cell phone in the early 1980’s, mobile users, researchers, marketers, advertisers and visionaries extolled the value of mobility in a wireless world.
Mobile user location and distance to other users vanished. More important, psychological distance between users became perceptual—only two inches. “Long distance” morphed to no distance.
Mobile phones and mobile devices [...]
Unfortunately could not download it for offline presentations 
Cheers, Volker