After hearing complaints about his prices, a store owner in Brooklyn has apologized, and begun the laborious task of lowering thousands of them.“You were right,” Young Kim, the chief executive of Jubilee Marketplace, wrote to shoppers in a “Dear Greenpoint” letter on Sunday.

The deal follows Google’s $2.4 billion investment in Windsurf, an A.I. start-up, as companies race to gain technological talent and provide A.I. tools.

As China vies with Silicon Valley for primacy, Hangzhou, home to DeepSeek and Alibaba, is where its aspiring tech titans mingle and share ideas.The West Lake in Hangzhou, China. The city has become a hub for artificial intelligence start-ups, helped along by government subsidies and tax breaks.

Unhappy with his company’s artificial intelligence efforts, Meta’s C.E.O. is on a spending spree as he reconsiders his strategy in the contest to invent a hypothetical “superintelligence.”Mark Zuckerberg, Meta’s chief executive, left, in April. He kicked off a frenzy of activity in April when he realized Meta was falling behind in artificial intelligence.

The celebration of Jeff Bezos and Lauren Sánchez has divided a city that centuries ago set the standard for opulence.The Grand Canal in Venice. While city officials welcomed the money and the prestige the Bezos event brought, many locals felt it epitomized the city’s overtourism.