Klarna Founder’s AI Warning Collides With $3 Trillion Spending Boom – What 24 November 2025 Reveals About a Potential AI Bubble
1. A prominent AI insider hits the brakes Sebastian Siemiatkowski is not a stereotypical AI skeptic. The Swedish entrepreneur co‑founded Klarna, the “buy now, pay later” fintech, and built it into one of Europe’s best‑known financial technology companies. Wikipedia Over
