Relativity already has the inability to distinguish between past and future stat... | Hacker News

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_zywo on July 23, 2022 | parent | context | favorite | on: Strange new phase of matter acts like it has two t...

Relativity already has the inability to distinguish between past and future states built in: https://en.wikipedia.org/wiki/Relativity_of_simultaneity

I have no idea how 2D time would work, though.

halter73 on July 23, 2022 [–]

It's possible to distinguish between past in future states if they exist in the same light cone. It says this in the wiki you linked to

> However, if the events are causally connected, precedence order is preserved in all frames of reference.

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