>>17911137
>How did these sea roaches get memed into a luxury?

Transportation.
Everything in capitalism is dictated by travel cost. Lobsters aren't rare, they're not luxurious, they're not difficult to catch, they subsist off of the literal shit and detritus on the bottom of the ocean, but they're were successfully commodified as a "luxury good from some other place". It's just that easy.
Specifically, this one: >>17911283 in the past you couldn't get sea food of any sort into inland town because it would expire within moments after death (like, actual moments), but with refrigeration you could actually move *live* seafood into town for people to expensively enjoy.


>>17912591
>There's something about crawfish living in the water that makes you feel good

Good character design makes them pleasant to look at unlike terrestrial insects.
They're smooth like a plastic toy, their eyeballs are prominent and lack grids, and the way they grasp and interact with things with their big claws can be quite charming and comical.