WE ARE on the verge of a revolution that will bring wireless broadband to the masses. Today almost everyone who wants high-speed access to the internet relies on wires connecting them with a telephone exchange. But in about five years’ time all you will have to do is switch on your laptop and the web will be just a keystroke away, whether you are in the office, on a train or lazing on a beach.
Of course wireless broadband already exists, but on a very limited scale. The average indoor Wi-Fi setup has a range of less than 50 metres…
