looks like I'm in company..possibly it's smoothing, for the loss of detail..I asked about this recently in the forum, got some good feedback, ya might want to check it out..;) Some vents or intakes could help, possibly even some signeage (I had one of those 'duh!' moments recently, when I found that Wings can use whatever fonts you have loaded, not just Arial..;) Expect some alien script in the future..;) looking good. As close as it is to the ground, you might want to add some turbulence with a cloud mat, or something to the effect..

I wish I'd said that.. The Staircase Wit

anahl nathrak uth vas betude doth yel dyenvey..;)