It's a gen alpha thing but it's a gen z thing to parody their meme speak like this

I believe it is a Gen A thing. Beyond that I have no idea what it's supposed to mean though...

You’re over 20? Look at this fucking dinosaur

I imagine this being read by someone doing a duke nukem impression while breakcore music play in the background. The title of the video would be : hard reset your brain.

I might even make it if I get bored enough this weekend.

I think it's a kind of parody of the things the newest generation (forget what it's called) talks like. It isn't supposed to make sense and probably wouldn't even to the weird people who do talk like this for some reason.

Yeah, I'm old... I completely agree

Gen Alpha*

I think there is a positive correlation between those two points.