How to Distinguish Antennae From Decorative Adornments on the Top of the Building

I think there's no meaningful way to try to come up with a way to distinguish essentially antennae from decorative adornments on the top of the building. You're always going to be rules lawyering about this whole thing. I feel like the top most usable part of the building is a lot harder to rules lawyer your way around. And it gets to the idea of why do we want tall buildings, because they're fun to go up into. There needs to be space for people at the top of these tall buildings, otherwise what's the point of it?