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At SXSW, Bluesky CEO Jay Graber pokes fun at Mark Zuckerberg with Latin phraseT-shirt

At SXSW 2025, Bluesky CEO Jay Graber wore a T-shirt mocking Mark Zuckerberg with the phrase 'Mundus sine caesaribus' (a world without Caesars), challenging the centralized model of social networks. In contrast to Meta's practices, Bluesky promotes decentralization and user control, contributing to its growth amidst user dissatisfaction with Meta's changes.

Key points

  • 1. Jay Graber wore a T-shirt saying 'Mundus sine caesaribus' during her keynote at SXSW 2025.
  • 2. The T-shirt references Mark Zuckerberg's own shirt with 'Aut Zuck aut nihil', contrasting Bluesky's vision with Meta's centralized model.
  • 3. Bluesky offers a decentralized alternative to legacy platforms, allowing users to leave if they disagree with decisions.
  • 4. Bluesky has gained users dissatisfied with Meta's updates and practices, reaching around 33 million users, while Meta has 3.35 billion daily active users.

Why it matters

  • The shift toward decentralized social networks aligns with ongoing trends in digital privacy and user autonomy.
  • 2025 marks a growing public interest in alternatives to major tech companies, reflecting dissatisfaction with their control over personal data and content moderation.
  • The reaction to Meta's controversial practices highlights a broader push for transparency and user control in tech.

Graber's antics at SXSW symbolize a significant challenge to Facebook's dominance, as user demand for decentralized alternatives grows, signaling a pivotal moment in the evolution of social media.