Promise of WiMAX is around the corner. Check out this site that puts you in the passenger seat of automobiles around the country.[PocketCaster WiMAX Demo|http://intel1.comvu.com/portal/]
For some perspective, I walk more than 10 feet with my laptop at a brisk pace, and I'll have a connection drop... this is simply amazing. Makes you wonder what we'll be able to do with phones and handheld devices in the comming year (see Moorestown: Much more than an iPhone killer ). Can't wait!