Originally Posted by Manchurian Taikonaut

You don't have to be an expert in the aircraft industry to know when something looks un-flyable (<< ?? Is that a word ?)
Any kid that threw a paper airplane has a gut feeling about things that can fly in air. A lot of spacecraft we see in scifi look like they would have little maneuverability and be very aerodynamically unstable yet scifi writers, production artists, directors INSIST on flying these things in Earth atmosphere etc