The tech giants have a combined market value of $6.6 trillion (€6.16 trillion), making them two of the three largest companies in the world. Microsoft’s recent success has been underpinned by its $13 billion bet on OpenAI, the startup behind the ChatGPT chatbot, while Nvidia can boast the world’s most advanced chips that are vital to running high-end AI systems. Startups need large amounts of data, storage and chip capacity to be able to train their AI chatbots, which is where regulators believe the tech giants hold too much power. How should the power of the two giants be regulated ?

