Zuck’s tee is “aut Zuck aut nihil,” a play on “aut Caesar aut nihil,” which means “Zuck or nothing.” Graber’s tee is “mundus sine caesaribus,” or “a world without Caesars.” We love a woman who can shitpost IRL.

Bluesky CEO Jay Graber made headlines this week for taking the stage at Austin's SXSW wearing an oversized black tee. But it wasn't just any Hanes or Uniqlo basic: The shirt was screenprinted with the phrase "Mundus sine caesaribus,