The stock market is always terrible at valuing technology revolutions

Investors’ surprise over Chinese AI chatbot DeepSeek echoes the belief in first-mover advantage of the dotcom bubble

AI-linked stocks remain volatile after DeepSeek rout; Boeing posts its second-biggest annual loss on record – as it happened

Donald Trump says China’s DeepSeek is a “wake-up call” for American AI firms

Doug Gurr will lead board as watchdog rules on Microsoft and Amazon’s dominance of cloud computing market

Trump calls emergence of DeepSeek a ‘wake-up call’ amid doubts about sustainability of western artificial intelligence boom

Deliveries from warehouse in Darlington, County Durham, depend on approval from CAA and local council

Why doubts have been raised about sustainability of US artificial intelligence boom

ECB president Lagarde warns of ‘vicious circle’ if central bank independence is undermined

Government intervention key to supporting businesses through transition, research by thinktank suggests

Apple and Google cautious about Trump order amid rumours Oracle founder Larry Ellison could buy site

What the pushback against a more equal society could mean for a world fraught with power imbalances

Tech company will issue ‘warning’ alerts on profiles of firms that manipulate star ratings, says CMA

People shared their frustrations on social media after being unable to make or receive phone calls

CMA examining impact of tech firms’ operating systems, app stores and browsers on consumers and businesses

Francis says global leaders must exercise close oversight of technology that raises ‘critical concerns’ about humanity’s future

Technology secretary Peter Kyle expresses fear of app being ‘propaganda vehicle’ but says it can deliver ‘exhilaration’ to users