One of the best ways to understand this is to imagine a multi-storey car park. Concrete exterior walls, support pillars and wide open spaces. Now imagine it being a hotel. All the internal walls and ceilings could go anywhere. What you need is sound/heat insulation and somewhere to hide all your pipes and cables.
Quick, clean and crisp-looking are big concerns from the constructor and operators’ point of view. Whatever methods and materials work best will tend to become industry standard.
There’s even a Wiktionary entry for it.
Don’t forget to occasionally drop in “it’s not brain science” to keep things fresh.
The image is what it is: Trump being spitroasted like a fat greasy pig.
It could be a play on “eat the rich” or a form of tortuous death wished upon him or even an overtly offensive depiction of him. Or even something else.
It’s art, one way or another, and art is for the consumer to wonder about and, hopefully, at.
I don’t know know if it works in your part of the world but I’ve always enjoyed variants on the old classic:
I know someone who’s Polish.
Who’s that?
Mr. Sheen