Network providers striving for superfast trading speeds have drilled through the Appalachian Mountains and laid fiber optic cables beneath the Arctic ice. But now they are exploring using a new technique in the pursuit of high-speed trading: the humble balloon. Dr Jock Percy, chief executive of the New York-headquartered ultra-fast network provider Perseus Telecom, said his company is “seriously” considering the use of balloons to create a transatlantic wireless trading line using microwave signals. He said: “The technology is really cool, and comes out of the military. The idea is to transmit across the Atlantic ... (full story)