I was asked to answer the nonsense below. It is mathematically incorrect.

Any process "with memory", if it has ANY variance, must show early in SOME samples. When the sample becomes very large you see the tails, 1/n.

Beware verbalisms by people who bullshit for a living.

https://nitter.moomoo.me/nntaleb/status/1644604880642793473#m