seems as though flying to work isn't so unlikely in the not too distant future. This is an old article I read a while ago, just dug it up in relation to the above mentioned. http://www.news.com.au/story/0,23599,22905760-2,00.html
I will have to pull out my sliderule to figure out what kind of mileage (Linear) that actually equate out to....but that could solve quite a few problems.. Of course it would create a few new ones. ...like Landing
I posted this over at FH last year. As a hang glider pilot, I was waiting for a long time for some one to try this. http://youtube.com/watch?v=gS4WZmp0_jw&feature=related