(Cool Gadgets Blog) It used to be that the Segway was the IT transportation gadget to own. The future “must own to impress the neighbors” transportation gadget to have may likely be your own personal flying machine. Over the past several years we have seen major strides to flying transportation devices. And, amazingly enough, they don’t require a pilot’s license and states/cities have not placed bans on them yet. Could it be that soon we will be headed away from cars and start floating around town on a personal flying machine? No doubt, once the machines go widespread, many cities will pass laws about them as things like air congestion, home privacy, and parking of such machines will be major issues. But to show you how far we’ve come, here is video of a Martin Jetpack that shows amazing stability and maneuverability. This particular model is expected to go on sale in late 2010…