But first, we're entering AI Mode. If this was forwarded to you, sign up here. Google Search is getting an AI-powered makeover. The search engine will be more conversational and eventually include an AI assistant as it looks to fend off competition from high-profile startups like OpenAI and Anthropic.

Sergey Brin's return to Google in 2023 was fueled by the exciting opportunity of artificial intelligence, and he says other retirees should try it.