Comment Re:Future echoes (Score 1) 625
it's more like radio, since it's not tied to an infrastructure network but creates its own network.
while cellphones need stationary senders/receivers to log on to the network, radio transmitters just send out their waves, which can be picked up by any receiver ...
while cellphones need stationary senders/receivers to log on to the network, radio transmitters just send out their waves, which can be picked up by any receiver