Our reluctancy to share more pictures is only to avoid our ideas being copied and let it be a good surprise for the community. You are right to some point so here are a couple more, hope you understand that's the most we can share at this point..
http://imgur.com/W23hDwEhttp://imgur.com/qD54SV1Ideas? Get real....
I've seen far better pics in real life on actual exchanges...
And even if i might understand the "reasons" for your "secrecy" i still believe you're approaching this the wrong way.