No, the real joke is that the last panel is a drawing of a meme where a cat seemingly gets transcendent knowledge. So the comic is parodying them gaining this sudden epiphany of knowledge. You'd have to be familiar with the meme to understand truly appreciate it. Idk if links are allowed but here's a YouTube video about what I mean. It's called cat transcendence-limitless

https://m.youtube.com/watch?v=uwmeH6Rnj2E