TSMC's shares had been on a roll until US Republican presidential candidate Donald Trump accused Taiwan of stealing American chip business and asked the island to 'pay for its defence'

The machines are aimed at disrupting the most expensive step in the chipmaking process, by “stamping” chip designs on to silicon wafers instead of etching them using ultraviolet light

The planned acquisition follows the Chinese financial technology group’s purchase of Singapore-based payments firm 2C2P

Buffett's exit comes after a string of selldowns for Paytm, including stake cuts by Japanese conglomerate SoftBank Group and the exit of China's Alibaba Group

Analysts say investors looking to sue the ChatGPT-maker will have a 'weak case' as the company's structure insulates the board, even from decisions that backfire

Dozens of OpenAI staffers have reportedly announced internally that they are quitting the company, and many of them have taken to X to say the firm is "nothing without its people"

The cloud unit is Alibaba's second-biggest money spinner, valued at $41 billion to $60 billion ahead of an IPO planned for next year

The more than 300-page document mentioned "PRC" 130 times and "China" 222 times, as it outlined risks and uncertainties emanating from the ongoing chip war between Beijing and the West

Chinese firms are desperate to develop their own innovations as trade tensions with the West and its neighbours continue to escalate

SoftBank's Vision Fund is the second-largest shareholder of Paytm, whose shares have tumbled more than 60% since it went public a year ago