weird the google sponsored project crashed their plane in the ocean and gave up 8 months ago.
great video for seeing some of the things that can go wrong or be overlooked.
I can invision a dozen other ways to get windpower from the wind with a powered teather but these guys came closer than most sofar and have opensourced their efforts. there is kite power and https://www.youtube.com/watch?v=30iQG9nYDWk something similar to makani.
I figure a remote variable car drag racing shoot might work well too for less moving parts.
when flying model biplane its easy to climb into the wind and travel fast going with the wind. as3x beast 3d from horizon hobby really has a great feel for the wind.