What is an Internal Pointer Variable?

Question

I know what pointers are but I don't know what internal pointer variables are. Does anyone know what they are? I came across this concept from a meme that is quite popular right now. I can't find a decent explanation online anywhere.

Answer 1

You can figure out by watching the original video https://www.youtube.com/watch?v=Ranc3VvjI88

p.s. check 9:25 min =)