I realize I'm overly enthusiatic, but then again I can see the whole process getting bogged down with endless debate, competing designs, etc., and ultimately going nowhere - which would be a shame. Hopefully more New Yorkers will weigh in with their opinions soon.
Separately from X-Marks, I think I'll email your design to all of my various celtic-oriented contacts, including the local Scottish Society, to see what kind of response it inspires....