[Gaffer]

Looks like a duck, quacks like a duck....expert or not. Perception and ensuing ridicule are operative here.

[ArrogantBustard]

Zero is quite tall. The frame is probably too small for him, and the seat post is 'way too low.

He looks foolish.

A quick trip up US-1 to College Park Bicycles would get him straightened out. On this, at least.