I’m registering online for physical therapy for my right shoulder, and they just asked me this question. “Stupidity” is the first thing that comes to mind, but I don’t think that’s the answer they’re looking for.
What Bothers You the Most?
RobertLovesPi.net
Polyhedra, tessellations, and more.
RobertLovesPi.net 
I would’ve said “The fact that there’s no standardized numbering system for Icosahedral Stellations”. Speaking of which, how do you choose the name of ones you refer to?
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I usually use the “fully supported” rules. Stella can be set in different ways.
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