https://www.theguardian.com/technology/article/2024/may/09/neuralink-brain-chip-implant

Some of the threads connecting the chip to the brain began to retract. The Elon Musk-owned company did not explain why

Neuralink’s first attempt at implanting its chip in a human being’s skull hit an unexpected setback after the device began to detach from the patient’s brain, the company revealed on Wednesday.