Automattic CEO calls Tumblr his ‘biggest failure’ so far

Automattic CEO calls Tumblr his ‘biggest failure’ so far

At WordCamp Canada 2025, Automattic CEO Matt Mullenweg called Tumblr his “biggest failure,” noting the challenge of maintaining the platform’s half a billion blogs while it remains unprofitable. Though plans to migrate Tumblr to WordPress infrastructure are on hold, Mullenweg said he hasn’t given up.

5 Comments

  1. aubrey.moore

    It’s interesting to hear Matt Mullenweg’s perspective on Tumblr and how it fits into his journey with Automattic. It’s always valuable to learn from both successes and challenges in the tech industry. Looking forward to seeing how this shapes future developments!

  2. hyatt.thomas

    Absolutely! It’s fascinating how a leader can view setbacks as learning opportunities. Tumblr had so much potential, and Mullenweg’s reflections might inspire future innovations at Automattic.

  3. freichel

    great potential, and it’s interesting to see how Mullenweg is reflecting on that experience. It might also shed light on how future projects at Automattic could benefit from those lessons learned. It’s all part of the journey in tech!

  4. vivianne99

    It really does highlight the importance of learning from challenges in the tech industry. Mullenweg’s insights could provide valuable lessons for other entrepreneurs on navigating setbacks and adapting strategies. It will be fascinating to see if and how Tumblr evolves under new leadership!

  5. kacie.reichel

    Absolutely! Learning from failures can lead to significant growth and innovation. It’s interesting how Mullenweg views Tumblr not just as a setback, but as a valuable lesson that could shape future projects at Automattic.

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