Yes it’s arbitrary what is and is not a fish… So why pretend that the category is something other than what it is? Noone who isn’t being weird about it on the internet thinks all vertebrates are fish.
Because why not? It’s in the same view as thought experiments. Things that make you go “huh”. Nobody is being weird about it, they just aren’t being serious about it.
Yes it’s arbitrary what is and is not a fish… So why pretend that the category is something other than what it is? Noone who isn’t being weird about it on the internet thinks all vertebrates are fish.
Because why not? It’s in the same view as thought experiments. Things that make you go “huh”. Nobody is being weird about it, they just aren’t being serious about it.
I didn’t detect anyone treating it as a tight experiment… maybe it was an implication that was lost through the textual medium…