+ 0 Votes Vested Interests Dr Dij 6 years ago you have to consider 'vested interests', read 'investment'. Cheap chips in cell phones are only a small portion of the technology. Any communications technology has a huge investment behind that, switching the data to and from the destinations / sources, securing it, transmitters, etc. If you change technologies every few minutes for something that is not much better not make much sense. I'm not saying it isn't but that appears to be their perception. At some point you need to build out.Also, now WiMax 'IS' 3g officially, according to computerworld article today.