[Cable225]

Traces of sanity are detected here and there.

I'm not so sure about that. They are talking about building a flying saucer. From the website -

The main body will be constructed of a combination of aluminum and titanium parts. The overall dimensions of the Corporate Voyager mirror those of the manned prototype:

[RightWhale]

The main body will be constructed of a combination of aluminum and titanium parts.

Obviously they aren't keeping up with the state of the art. 7E7s will be advanced composites.