Old Geezerr wrote in
:

On 1 Jun 2017 04:20:02 -0700, Miloch
wrote:
That center wing section, with a chord equal to the outboard wings,
would seem to be a disaster waiting to happen.

What happens if one fuselage starts to porpoise up and the other
doesn't?



Dave:


Was thinging the same, but I suspect that its based on some of Burt Rutan's
theories, and design work, even if he is retired..

got to meet him and listen to him during a emgineers week meeting after the
Voyager round the world flight..