A novelty contest comparing how much Big Tech figures drink is drawing attention in Silicon Valley, where some in the tech industry are also turning drinking and smoking into jokes. A video of Mark Zuckerberg drinking Guinness on the Cheeky Pint podcast went viral, prompting him to explain his expression on X. A tech podcast published a ranking of Guinness consumption by guests, with Elon Musk listed first.

Microsoft CEO Satya Nadella wrote that companies cannot outsource responsibility for what AI does on their behalf and that vendor assurances do not reduce that duty. He said superintelligence systems are opaque and firms still give agents sensitive access and core tasks. He argued controls must sit outside the model so programs cannot bypass limits, and proposed engineering approaches focused on isolation, governance, and observability, including disclosure of chain-of-thought and seven design principles.