Why is there a custom key for 00001010?

I heard the mathematicians have a way to describe this profound relationship: Dolphins ⊂ Whales

Midnitte@beehaw.org posted it above

https://jabde.com/2025/06/19/the-bark-defense-a-99-999-successful-method-for-keeping-emily-safe-from-strangers-and-garbage-trucks/

If you have a theory of everything, I suspect whatever algebraic structure the terms follow, is at least a ring and therefore has additive inverses.