Stratellite: Robotic Broadband Airship

San Bernadino, California - Is it a bird? Is it a plane? No, it's a "Stratellite", and its makers believe it will revolutionise the broadband and wireless industry; if it ever gets off the ground.Wisconsin communications company Sanswire on Tuesday unveiled its almost-finished prototype of a hard-framed, unmanned airship designed to fly in the stratosphere 21km above the earth and send broadband and cellphone signals to an area the size of Texas.