Yes, rim width, fork clearance, brake clearance, rub against downtube, etc. And? You still think the Robinson Crusoe is unique?
I never asserted a diamond geometry is, in and by itself faster, but it can allow for a stronger, lighter frame.
Originally Posted by
invisiblehand
Hmmmm? Surely you must know by now, that there are other factors that determine whether a tire will fit the frame.
What makes you think a diamond frame is faster?