On Jan. 28, DeepSeek announced on its service status page that due to large-scale malicious attacks on DeepSeek’s services, registration may be suspended. On Jan. 27, DeepSeek App surpassed ChatGPT to become the top free app on the US App Store, while also topping the free app chart in China. That same day, major tech companies saw sharp declines in their stock prices. Nvidia’s pre-market shares dropped as much as 10.39%, ASML fell 10.59%, and TSMC slid 9.8%, nearing a double-digit loss. [Reuters, TechNode report]Related