A GMC Yukon Denali motors down the road, while the passengers inside simultaneously receive mobile calls over the Internet, and streaming video at up to 2.5 Mbps, on a variety of devices. Cutting-edge? You bet, but that technology demonstration took place just last week in Vancouver, and it was designed by engineers to show the potential of the newest mobile-phone technology: mobile WiMax. WiMax -- a nerdy acronym for Worldwide Interoperability for Microwave Access -- in the coming years may become the new mobile-phone standard, experts told UPI's Wireless World.