LLMs can already understand Leet. And it is not surprising, that they can, as it still exhibits the structures of a language, which LLMs are precisely designed to represent very well.

http://www.smbc-comics.com/comic/2014-04-11

Why Pets Have Surprisingly Small Brains - MinuteEarth - YouTube

“In economics, the Jevons paradox occurs when technological advancements make a resource more efficient to use (thereby reducing the amount needed for a single application); however, as the cost of using the resource drops, […] this results in overall demand increasing, causing total resource consumption to rise.” Wikipedia

Behold, Approximate True Colour Neptune

Wikipedia - Neptune - Colour

Actually not that blue, compared to Earth.

This is precisely a property of exponential growth, that it can take (seemingly) very long until it starts exploding.