The link to Wikipedia page for the curious [0]. [0]: https://en.wikipedia.org/wiki/Spacetime#Privileged_character_of_3.2B1_spacetime https://en.wikipedia.org/w

The link to Wikipedia page for the curious [0]. [0]: https://en.wikipedia.org/wiki/Spacetime#Privileged_character_of_3.2B1_spacetime https://en.wikipedia.org/wiki/Spacetime#Privileged_character...