A new world war over technology

Analysis by Jill Disis, CNN Business.

Hong Kong (CNN Business)-Nations and companies around the world are being sucked into a running battle over the future of technology between the United States and China, forcing them to choose sides in a conflict that is fracturing global supply chains and pushing businesses out of lucrative markets.

The latest casualty is TikTok, a video app that is popular with teenagers and which has hundreds of millions of devoted fans across markets such as India and the United States. The app is owned by a Chinese company, but run by an American CEO.

The first major hit came last month, when TikTok was blocked in India after a heated border clash with China left at least 20 Indian soldiers dead. Then, on Monday, US authorities said they would look at banning the app because they consider it a possible threat to national security. That news broke as the company said it would leave Hong Kong because of concerns over a sweeping national security law China imposed on the city. […]

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