Camping in the clouds: the Aeromodeller II (2009)
solar.lowtechmagazine.com
solar.lowtechmagazine.com
https://news.ycombinator.com/item?id=41839095#41861186
Reminds me of cloud city in Star Wars (also mothership by Led Zeppelin - pun possibly intended). A safe zeppelin is still the shangrila of air travel.