>With total power loss, they become completely uncontrollable. * https://en.wikipedia.org/wiki/Marske_Pioneer https://en.wikipedia.org/wiki/Marske_Pioneer Not

>With total power loss, they become completely uncontrollable. * https://en.wikipedia.org/wiki/Marske_Pioneer https://en.wikipedia.org/wiki/Marske_Pioneer Note that this entirely powerless aircraft with a fairly high aspect wing and no tailplane first flew in 1968. Something that is basically a blob would be a lot easier to make inherently stable.