Simulation
Explanation
This comic applies the simulation hypothesis to fish, with delightfully absurd results.
Two fish are having a philosophical conversation. One asks: "Do you think we live in a simulated ocean?" The other responds: "Maybe." The first fish launches into a detailed argument: they know they can generate reef segments and raise beings in them too, the ocean appears to be segmented in a way that suggests computation, and so the ocean they perceive may not be real.
The second fish offers a counterpoint: "Okay, but even if that's true, why do you care? We're happy about our lives." The philosophizing fish responds: "That were! That we are part of some larger... program."
In the final panel, the camera zooms out to reveal both fish standing outside "Joe's Fish Shack" -- a seafood restaurant. The punchline recontextualizes the entire conversation: the fish aren't in the ocean at all. They're already caught, presumably about to be eaten. Their philosophical debate about whether their reality is simulated is rendered absurd by the much more immediate and concrete reality of their situation.
The comic parodies how humans engage in lofty philosophical speculation about simulation theory while ignoring the more pressing and tangible problems right in front of them. The fish worry about whether their ocean is real while standing outside the restaurant where they'll be served as dinner -- a darkly funny metaphor for misplaced intellectual priorities.