3G versus WiFi again

Sunday Herald asks the all important question, Why bother with 3G when wi-fi can do it at less cost? “Receiving video on a limited range of handsets might be fine and dandy, the argument goes, but why bother when the wireless alternative is ready, reliable and already available on a raft of devices ranging from PDAs (personal digital assistants) and laptops to existing mobile phones? (aka WiFi)” writes the Aussie daily.