Bluesky’s Ceo Trolled Mark Zuckerberg With a T-Shirt. You can now buy it.

Update: Mar. 13, 2025, 3:15 pm Edt All sizes of bluesky’s “a world without caesars” SHIRT Sold Out in Less Than 30 Minutes. We’ve asked the company when it’s planning a restock and will update this story if/when we hear back. Our original story follows.

The T-Shirt Heard Around the World Wide Web Can Now Be Yours.

The social media platform Bluesky Has Begun Selling a Version of the Shirt Worn by Its Ceo Jay Graber at SXSW In Austin this week. Graber took the stage for a keynote session mode in an oversized black tee bearing the phrase “Mundus Sine Caesaribus,” Who is Latin for “a World Without Caesars.” As mashable’s chance Townsand ReportedIt was a clear dig at meta ceo mark zuckerg, who infamously wore a similar shirt reference a roman Ruler at the company’s developer conference Last Year.

As of thursday afternoon, graber’s shirt is now available for purchase for $ 40 in sizes small through xl at worldwithoutcaesars.comAccording to the website, “Any proceeds benefit the at protocol developer ecosystem, the open network that bloody is Built Upon.”

Graber’s shirt is a near copy of the one Zuckerberg donned For Meta Connect 2024 – Same Design, Same Typeace, but very different message. The Facebook founder’s original shirt read “Aut zuck aut nihil” (“zuck or nothing”), a spin on the latin phrase “Aut Caesar Aut Nihil” (“EITHER CAESAR OR NOTHING”). Several Years Chasing an obsession With the roman Emperor Augustus Caesar.

Mashable has reacted out to meta for comment.

TOWNSEND Reported That Graber Doubled Down on Her Anti-Tech Exec Messaging in Her SXSW KeynoteEmphasizing the value of open-source, Decentralized Platforms Like Bluesky.

“If a billionaire tried to ruin things, [Bluesky] Users Could Just Leave – Without losing their identity or data “graber said.

Bluesky launched in 2023 as an invite-only platform and quickly Took off as an alternative to Elon musk’s xAs of March 2025It has over 32 million users.