Elon Musk's brain-machine Neuralink completed two surgeries in a single day for the first time.

On July 22nd, Beijing time, Elon Musk's brain-computer interface company Neuralink announced that it had successfully completed the P8 and P9 surgeries over the weekend, marking the first time two surgeries were performed in one day. Both patients are recovering well and in good spirits. "Neuralink will ultimately change the lives of millions or even billions of people," Musk said. "Imagine your loved ones being able to walk again, or parents with dementia being able to recognize their children again."