It used to, until people compromised on that for the sake of better societal coördination:
What possible meaning could the phrase "noon happens at noon" have? That's tautological and meaningless.
And if your solution requires a wholly independent, newly built mass coordination mechanism rather than just a minor tweak to the existing one, then I think the burden you bear for arguing your position is extremely high.
If we’re going to ignore the position of the sun, let’s just set a single “American time” to follow DC like China does and be done with it.
I am not interested in whatever you've got going on right now. Being dishonest about others' positions is bizarre. Refusing to clarify your own is bizarre. Let me know when you're willing to engage in good faith.